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Finding the Fourth Proportional to 67,456.99, 101,184.09 and 22,481.61

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Solution

The fourth proportional to 67,456.99, 101,184.09 and 22,481.61 is: 33,721.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,456.99 : 101,184.09 = 22,481.61 : x
  2. Step 2: Convert to fraction form
    67,456.99/101,184.09 = 22,481.61/x
  3. Step 3: Cross multiply
    67,456.99x = 101,184.09 × 22,481.61
  4. Step 4: Simplify right side
    67,456.99x = 2,274,781,249.58
  5. Step 5: Solve for x
    x = 2,274,781,249.58/67,456.99
  6. Step 6: Final answer
    x = 33,721.95

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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.