Home / 80,304-172,941

Finding the Third Proportional to 80,304 and 172,941

Calculator

Solution

The third proportional to 80,304 and 172,941 is: 372,442.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,304 : 172,941 = 172,941 : x
  2. Step 2: Convert to fraction form
    80,304/172,941 = 172,941/x
  3. Step 3: Cross multiply
    80,304x = 172,941 × 172,941
  4. Step 4: Simplify right side
    80,304x = 29,908,589,481
  5. Step 5: Solve for x
    x = 29,908,589,481/80,304
  6. Step 6: Final answer
    x = 372,442.09

Related Problems

Find third proportional to 40,152 and 86,470.50
Half scale
Find third proportional to 160,608 and 345,882
Double scale
Find third proportional to 80,306 and 172,945
Similar ratio
Find third proportional to 120,456 and 259,411.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.