Home / 87,962.86-131,933.76-24,787.72

Finding the Fourth Proportional to 87,962.86, 131,933.76 and 24,787.72

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Solution

The fourth proportional to 87,962.86, 131,933.76 and 24,787.72 is: 37,178.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,962.86 : 131,933.76 = 24,787.72 : x
  2. Step 2: Convert to fraction form
    87,962.86/131,933.76 = 24,787.72/x
  3. Step 3: Cross multiply
    87,962.86x = 131,933.76 × 24,787.72
  4. Step 4: Simplify right side
    87,962.86x = 3,270,337,101.43
  5. Step 5: Solve for x
    x = 3,270,337,101.43/87,962.86
  6. Step 6: Final answer
    x = 37,178.61

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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.