Question

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

Answer 1

10:50:80:x

80x50 = 10x x

x= 80x50

100

=40

x = 40

Answer 2

Step-by-step explanation:

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

R = $\huge\frac{10}{50} = \frac{80}{x}$

R = 400

Therefore, the value of $x$ is 100.