Home / 87,410,146.60-131,264,519.10-57,251,708.20

Finding the Fourth Proportional to 87,410,146.60, 131,264,519.10 and 57,251,708.20

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Solution

The fourth proportional to 87,410,146.60, 131,264,519.10 and 57,251,708.20 is: 85,975,349.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,410,146.60 : 131,264,519.10 = 57,251,708.20 : x
  2. Step 2: Convert to fraction form
    87,410,146.60/131,264,519.10 = 57,251,708.20/x
  3. Step 3: Cross multiply
    87,410,146.60x = 131,264,519.10 × 57,251,708.20
  4. Step 4: Simplify right side
    87,410,146.60x = 7,515,117,944,526,527
  5. Step 5: Solve for x
    x = 7,515,117,944,526,527/87,410,146.60
  6. Step 6: Final answer
    x = 85,975,349.97

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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.