Home / 87,729.68-131,602.80-24,549.76

Finding the Fourth Proportional to 87,729.68, 131,602.80 and 24,549.76

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Solution

The fourth proportional to 87,729.68, 131,602.80 and 24,549.76 is: 36,826.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,729.68 : 131,602.80 = 24,549.76 : x
  2. Step 2: Convert to fraction form
    87,729.68/131,602.80 = 24,549.76/x
  3. Step 3: Cross multiply
    87,729.68x = 131,602.80 × 24,549.76
  4. Step 4: Simplify right side
    87,729.68x = 3,230,817,155.33
  5. Step 5: Solve for x
    x = 3,230,817,155.33/87,729.68
  6. Step 6: Final answer
    x = 36,826.96

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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.