Home / 72,775-109,433

Finding the Third Proportional to 72,775 and 109,433

Calculator

Solution

The third proportional to 72,775 and 109,433 is: 164,556.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,775 : 109,433 = 109,433 : x
  2. Step 2: Convert to fraction form
    72,775/109,433 = 109,433/x
  3. Step 3: Cross multiply
    72,775x = 109,433 × 109,433
  4. Step 4: Simplify right side
    72,775x = 11,975,581,489
  5. Step 5: Solve for x
    x = 11,975,581,489/72,775
  6. Step 6: Final answer
    x = 164,556.26

Related Problems

Find third proportional to 36,387.50 and 54,716.50
Half scale
Find third proportional to 145,550 and 218,866
Double scale
Find third proportional to 72,777 and 109,436
Similar ratio
Find third proportional to 109,162.50 and 164,149.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.