Home / 87,740.65-131,619.30-24,560.74

Finding the Fourth Proportional to 87,740.65, 131,619.30 and 24,560.74

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Solution

The fourth proportional to 87,740.65, 131,619.30 and 24,560.74 is: 36,843.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,740.65 : 131,619.30 = 24,560.74 : x
  2. Step 2: Convert to fraction form
    87,740.65/131,619.30 = 24,560.74/x
  3. Step 3: Cross multiply
    87,740.65x = 131,619.30 × 24,560.74
  4. Step 4: Simplify right side
    87,740.65x = 3,232,667,406.28
  5. Step 5: Solve for x
    x = 3,232,667,406.28/87,740.65
  6. Step 6: Final answer
    x = 36,843.44

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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.