Home / 87,651.47-131,499.32-24,471.54

Finding the Fourth Proportional to 87,651.47, 131,499.32 and 24,471.54

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Solution

The fourth proportional to 87,651.47, 131,499.32 and 24,471.54 is: 36,713.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,651.47 : 131,499.32 = 24,471.54 : x
  2. Step 2: Convert to fraction form
    87,651.47/131,499.32 = 24,471.54/x
  3. Step 3: Cross multiply
    87,651.47x = 131,499.32 × 24,471.54
  4. Step 4: Simplify right side
    87,651.47x = 3,217,990,747.00
  5. Step 5: Solve for x
    x = 3,217,990,747.00/87,651.47
  6. Step 6: Final answer
    x = 36,713.48

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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.