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Finding the Fourth Proportional to 67,843.92, 101,759.40 and 41,535.12

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Solution

The fourth proportional to 67,843.92, 101,759.40 and 41,535.12 is: 62,298.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,843.92 : 101,759.40 = 41,535.12 : x
  2. Step 2: Convert to fraction form
    67,843.92/101,759.40 = 41,535.12/x
  3. Step 3: Cross multiply
    67,843.92x = 101,759.40 × 41,535.12
  4. Step 4: Simplify right side
    67,843.92x = 4,226,588,890.13
  5. Step 5: Solve for x
    x = 4,226,588,890.13/67,843.92
  6. Step 6: Final answer
    x = 62,298.71

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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.