Home / 87,845.72-131,774.31-35,248.37

Finding the Fourth Proportional to 87,845.72, 131,774.31 and 35,248.37

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Solution

The fourth proportional to 87,845.72, 131,774.31 and 35,248.37 is: 52,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,845.72 : 131,774.31 = 35,248.37 : x
  2. Step 2: Convert to fraction form
    87,845.72/131,774.31 = 35,248.37/x
  3. Step 3: Cross multiply
    87,845.72x = 131,774.31 × 35,248.37
  4. Step 4: Simplify right side
    87,845.72x = 4,644,828,976.50
  5. Step 5: Solve for x
    x = 4,644,828,976.50/87,845.72
  6. Step 6: Final answer
    x = 52,874.85

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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.