Home / 87,843.08-131,732.58-37,901.72

Finding the Fourth Proportional to 87,843.08, 131,732.58 and 37,901.72

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Solution

The fourth proportional to 87,843.08, 131,732.58 and 37,901.72 is: 56,838.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,843.08 : 131,732.58 = 37,901.72 : x
  2. Step 2: Convert to fraction form
    87,843.08/131,732.58 = 37,901.72/x
  3. Step 3: Cross multiply
    87,843.08x = 131,732.58 × 37,901.72
  4. Step 4: Simplify right side
    87,843.08x = 4,992,891,362.04
  5. Step 5: Solve for x
    x = 4,992,891,362.04/87,843.08
  6. Step 6: Final answer
    x = 56,838.76

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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.