Home / 87,456.65-131,171.90-24,270.11

Finding the Fourth Proportional to 87,456.65, 131,171.90 and 24,270.11

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Solution

The fourth proportional to 87,456.65, 131,171.90 and 24,270.11 is: 36,401.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,456.65 : 131,171.90 = 24,270.11 : x
  2. Step 2: Convert to fraction form
    87,456.65/131,171.90 = 24,270.11/x
  3. Step 3: Cross multiply
    87,456.65x = 131,171.90 × 24,270.11
  4. Step 4: Simplify right side
    87,456.65x = 3,183,556,320.56
  5. Step 5: Solve for x
    x = 3,183,556,320.56/87,456.65
  6. Step 6: Final answer
    x = 36,401.54

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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.