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Finding the Fourth Proportional to 71,793.56, 107,707.68 and 22,545.56

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Solution

The fourth proportional to 71,793.56, 107,707.68 and 22,545.56 is: 33,823.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,793.56 : 107,707.68 = 22,545.56 : x
  2. Step 2: Convert to fraction form
    71,793.56/107,707.68 = 22,545.56/x
  3. Step 3: Cross multiply
    71,793.56x = 107,707.68 × 22,545.56
  4. Step 4: Simplify right side
    71,793.56x = 2,428,329,961.90
  5. Step 5: Solve for x
    x = 2,428,329,961.90/71,793.56
  6. Step 6: Final answer
    x = 33,823.79

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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.