Home / 87,371.50-131,057.38-37,447.69

Finding the Fourth Proportional to 87,371.50, 131,057.38 and 37,447.69

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Solution

The fourth proportional to 87,371.50, 131,057.38 and 37,447.69 is: 56,171.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,371.50 : 131,057.38 = 37,447.69 : x
  2. Step 2: Convert to fraction form
    87,371.50/131,057.38 = 37,447.69/x
  3. Step 3: Cross multiply
    87,371.50x = 131,057.38 × 37,447.69
  4. Step 4: Simplify right side
    87,371.50x = 4,907,796,138.45
  5. Step 5: Solve for x
    x = 4,907,796,138.45/87,371.50
  6. Step 6: Final answer
    x = 56,171.59

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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.