Home / 87,896.84-131,845.12-35,306.28

Finding the Fourth Proportional to 87,896.84, 131,845.12 and 35,306.28

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Solution

The fourth proportional to 87,896.84, 131,845.12 and 35,306.28 is: 52,959.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,896.84 : 131,845.12 = 35,306.28 : x
  2. Step 2: Convert to fraction form
    87,896.84/131,845.12 = 35,306.28/x
  3. Step 3: Cross multiply
    87,896.84x = 131,845.12 × 35,306.28
  4. Step 4: Simplify right side
    87,896.84x = 4,654,960,723.35
  5. Step 5: Solve for x
    x = 4,654,960,723.35/87,896.84
  6. Step 6: Final answer
    x = 52,959.36

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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.