Question

show that the number 4,12,36,118 are not in proportion

Answer 1

4*118=472
12*36=432
They are not in proportion.

Answer 2

$\huge \underline \mathfrak {Solution:-}$

The numbers the said to be in proportion of product of there extreme is equal to product of mean.

Here, extreme are:- 4 and 118

product  of extreme = 4×118 = 472

Mean are :- 12 and 36

product of mean = 12×36 = 432

Since , Product of extreme≠Product of mean

So, they are not in proportion.