Home / 87,505.13-131,277.14-32,101.13

Finding the Fourth Proportional to 87,505.13, 131,277.14 and 32,101.13

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Solution

The fourth proportional to 87,505.13, 131,277.14 and 32,101.13 is: 48,158.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,505.13 : 131,277.14 = 32,101.13 : x
  2. Step 2: Convert to fraction form
    87,505.13/131,277.14 = 32,101.13/x
  3. Step 3: Cross multiply
    87,505.13x = 131,277.14 × 32,101.13
  4. Step 4: Simplify right side
    87,505.13x = 4,214,143,720.28
  5. Step 5: Solve for x
    x = 4,214,143,720.28/87,505.13
  6. Step 6: Final answer
    x = 48,158.82

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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.