Conversion formula just how to transform 125 pounds to kilograms?

We recognize (by definition) that:1⁢lb≈0.45359237⁢kg

We can set up a ratio to deal with for the number of kilograms.

You are watching: How many kg in 125 pounds


Now, we cross main point to deal with for our unknown x:




Conversion in the opposite direction

The inverse of the conversion aspect is that 1 kilogram is same to 0.0176369809747902 time 125 pounds.

It can also be express as: 125 pounds is same to 1 0.0176369809747902 kilograms.


An approximate numerical an outcome would be: one hundred and also twenty-five pounds is around fifty-six point seven zero kilograms, or alternatively, a kilogram is about zero suggest zero two times one hundred and twenty-five pounds.

Units involved

This is just how the units in this conversion room defined:


The pound or pound-mass (abbreviations: lb, lbm for most pounds) is a unit that mass provided in the royal units, United states customary and also other systems of measurement. A number of different meanings have been used, the most usual today gift the international avoirdupois pound which is legally defined as specifically 0.45359237 kilograms, and also which is separated into 16 avoirdupois ounces.<3> The international standard symbol for the avoirdupois pound is lb.The unit is descended from the roman inn libra (hence the abbreviation lb). The English word pound is cognate with, among others, German Pfund, dutch pond, and Swedish pund. All at some point derive native a borrowing into Proto-Germanic of the Latin expression lībra pondō a pound by weight, in which the word pondō is the ablative instance of the Latin noun pondus.

Wikipedia web page of pounds


The kilogram is the basic unit of massive in the worldwide System of systems (the Metric system) and also is identified as being same to the massive of the worldwide Prototype the the Kilogram. The avoirdupois (or international) pound, offered in both the imperial and US customary systems, is identified as exactly 0.45359237 kg, do one kilogram roughly equal to 2.2046 avoirdupois pounds. Other traditional units that weight and mass around the human being are likewise defined in regards to the kilogram, do the IPK the main standard for essentially all units of massive on Earth.

See more: Identify The Number Of Valence Electrons In A Barium Atom ? How Is This Determined

Wikipedia page of kilograms


<1> The precision is 15 far-reaching digits (fourteen digits to the best of the decimal point).