Home / 91,920.55-137,864.40-24,452.95

Finding the Fourth Proportional to 91,920.55, 137,864.40 and 24,452.95

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Solution

The fourth proportional to 91,920.55, 137,864.40 and 24,452.95 is: 36,675.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,920.55 : 137,864.40 = 24,452.95 : x
  2. Step 2: Convert to fraction form
    91,920.55/137,864.40 = 24,452.95/x
  3. Step 3: Cross multiply
    91,920.55x = 137,864.40 × 24,452.95
  4. Step 4: Simplify right side
    91,920.55x = 3,371,191,279.98
  5. Step 5: Solve for x
    x = 3,371,191,279.98/91,920.55
  6. Step 6: Final answer
    x = 36,675.06

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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.