Home / 87,523.50-120,775.24-49,270.83

Finding the Fourth Proportional to 87,523.50, 120,775.24 and 49,270.83

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Solution

The fourth proportional to 87,523.50, 120,775.24 and 49,270.83 is: 67,989.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,523.50 : 120,775.24 = 49,270.83 : x
  2. Step 2: Convert to fraction form
    87,523.50/120,775.24 = 49,270.83/x
  3. Step 3: Cross multiply
    87,523.50x = 120,775.24 × 49,270.83
  4. Step 4: Simplify right side
    87,523.50x = 5,950,696,318.25
  5. Step 5: Solve for x
    x = 5,950,696,318.25/87,523.50
  6. Step 6: Final answer
    x = 67,989.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.