Home / 71,566-155,808

Finding the Third Proportional to 71,566 and 155,808

Calculator

Solution

The third proportional to 71,566 and 155,808 is: 339,213.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,566 : 155,808 = 155,808 : x
  2. Step 2: Convert to fraction form
    71,566/155,808 = 155,808/x
  3. Step 3: Cross multiply
    71,566x = 155,808 × 155,808
  4. Step 4: Simplify right side
    71,566x = 24,276,132,864
  5. Step 5: Solve for x
    x = 24,276,132,864/71,566
  6. Step 6: Final answer
    x = 339,213.21

Related Problems

Find third proportional to 35,783 and 77,904
Half scale
Find third proportional to 143,132 and 311,616
Double scale
Find third proportional to 71,568 and 155,812
Similar ratio
Find third proportional to 107,349 and 233,712
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.