Home / 72,306.24-108,446-22,377.04

Finding the Fourth Proportional to 72,306.24, 108,446 and 22,377.04

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Solution

The fourth proportional to 72,306.24, 108,446 and 22,377.04 is: 33,561.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,306.24 : 108,446 = 22,377.04 : x
  2. Step 2: Convert to fraction form
    72,306.24/108,446 = 22,377.04/x
  3. Step 3: Cross multiply
    72,306.24x = 108,446 × 22,377.04
  4. Step 4: Simplify right side
    72,306.24x = 2,426,700,479.84
  5. Step 5: Solve for x
    x = 2,426,700,479.84/72,306.24
  6. Step 6: Final answer
    x = 33,561.43

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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.