Home / 87,757.95-131,517.64-37,114.89

Finding the Fourth Proportional to 87,757.95, 131,517.64 and 37,114.89

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Solution

The fourth proportional to 87,757.95, 131,517.64 and 37,114.89 is: 55,621.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,757.95 : 131,517.64 = 37,114.89 : x
  2. Step 2: Convert to fraction form
    87,757.95/131,517.64 = 37,114.89/x
  3. Step 3: Cross multiply
    87,757.95x = 131,517.64 × 37,114.89
  4. Step 4: Simplify right side
    87,757.95x = 4,881,262,741.66
  5. Step 5: Solve for x
    x = 4,881,262,741.66/87,757.95
  6. Step 6: Final answer
    x = 55,621.89

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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.