Home / 87,648.10-131,472.15-50,323.30

Finding the Fourth Proportional to 87,648.10, 131,472.15 and 50,323.30

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Solution

The fourth proportional to 87,648.10, 131,472.15 and 50,323.30 is: 75,484.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,648.10 : 131,472.15 = 50,323.30 : x
  2. Step 2: Convert to fraction form
    87,648.10/131,472.15 = 50,323.30/x
  3. Step 3: Cross multiply
    87,648.10x = 131,472.15 × 50,323.30
  4. Step 4: Simplify right side
    87,648.10x = 6,616,112,446.10
  5. Step 5: Solve for x
    x = 6,616,112,446.10/87,648.10
  6. Step 6: Final answer
    x = 75,484.95

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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.