If 10,50,80 and x are in proportion,find the value of x​

Answer :

Given :

10,50,80 and x are in proportion.

To Find :

The value of x​.

Solution :

It is given that 10,50,80 and x are in proportion.

It means that 10,50 and 80, x are same ratio.

[tex]R = \dfrac{10}{50}=\dfrac{80}{x}\\\\x = 400[/tex]

Therefore, the value of x is 100.