Home / 35,764-78,531

Finding the Third Proportional to 35,764 and 78,531

Calculator

Solution

The third proportional to 35,764 and 78,531 is: 172,439.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,764 : 78,531 = 78,531 : x
  2. Step 2: Convert to fraction form
    35,764/78,531 = 78,531/x
  3. Step 3: Cross multiply
    35,764x = 78,531 × 78,531
  4. Step 4: Simplify right side
    35,764x = 6,167,117,961
  5. Step 5: Solve for x
    x = 6,167,117,961/35,764
  6. Step 6: Final answer
    x = 172,439.27

Related Problems

Find third proportional to 17,882 and 39,265.50
Half scale
Find third proportional to 71,528 and 157,062
Double scale
Find third proportional to 35,766 and 78,535
Similar ratio
Find third proportional to 53,646 and 117,796.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.