Home / 87,374.46-131,051.55-45,230.97

Finding the Fourth Proportional to 87,374.46, 131,051.55 and 45,230.97

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Solution

The fourth proportional to 87,374.46, 131,051.55 and 45,230.97 is: 67,841.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,374.46 : 131,051.55 = 45,230.97 : x
  2. Step 2: Convert to fraction form
    87,374.46/131,051.55 = 45,230.97/x
  3. Step 3: Cross multiply
    87,374.46x = 131,051.55 × 45,230.97
  4. Step 4: Simplify right side
    87,374.46x = 5,927,588,726.50
  5. Step 5: Solve for x
    x = 5,927,588,726.50/87,374.46
  6. Step 6: Final answer
    x = 67,841.21

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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.