Home / 87,758.95-131,519.14-37,115.89

Finding the Fourth Proportional to 87,758.95, 131,519.14 and 37,115.89

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Solution

The fourth proportional to 87,758.95, 131,519.14 and 37,115.89 is: 55,623.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,758.95 : 131,519.14 = 37,115.89 : x
  2. Step 2: Convert to fraction form
    87,758.95/131,519.14 = 37,115.89/x
  3. Step 3: Cross multiply
    87,758.95x = 131,519.14 × 37,115.89
  4. Step 4: Simplify right side
    87,758.95x = 4,881,449,933.13
  5. Step 5: Solve for x
    x = 4,881,449,933.13/87,758.95
  6. Step 6: Final answer
    x = 55,623.39

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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.