Home / 87,901.47-131,841.73-22,981.59

Finding the Fourth Proportional to 87,901.47, 131,841.73 and 22,981.59

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Solution

The fourth proportional to 87,901.47, 131,841.73 and 22,981.59 is: 34,469.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,901.47 : 131,841.73 = 22,981.59 : x
  2. Step 2: Convert to fraction form
    87,901.47/131,841.73 = 22,981.59/x
  3. Step 3: Cross multiply
    87,901.47x = 131,841.73 × 22,981.59
  4. Step 4: Simplify right side
    87,901.47x = 3,029,932,583.75
  5. Step 5: Solve for x
    x = 3,029,932,583.75/87,901.47
  6. Step 6: Final answer
    x = 34,469.65

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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.