Home / 87,418.76-131,124.64-25,089.24

Finding the Fourth Proportional to 87,418.76, 131,124.64 and 25,089.24

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Solution

The fourth proportional to 87,418.76, 131,124.64 and 25,089.24 is: 37,632.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,418.76 : 131,124.64 = 25,089.24 : x
  2. Step 2: Convert to fraction form
    87,418.76/131,124.64 = 25,089.24/x
  3. Step 3: Cross multiply
    87,418.76x = 131,124.64 × 25,089.24
  4. Step 4: Simplify right side
    87,418.76x = 3,289,817,562.87
  5. Step 5: Solve for x
    x = 3,289,817,562.87/87,418.76
  6. Step 6: Final answer
    x = 37,632.86

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1.5x scale

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.