Home / 87,499.48-131,276.34-36,924.70

Finding the Fourth Proportional to 87,499.48, 131,276.34 and 36,924.70

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Solution

The fourth proportional to 87,499.48, 131,276.34 and 36,924.70 is: 55,398.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,499.48 : 131,276.34 = 36,924.70 : x
  2. Step 2: Convert to fraction form
    87,499.48/131,276.34 = 36,924.70/x
  3. Step 3: Cross multiply
    87,499.48x = 131,276.34 × 36,924.70
  4. Step 4: Simplify right side
    87,499.48x = 4,847,339,471.60
  5. Step 5: Solve for x
    x = 4,847,339,471.60/87,499.48
  6. Step 6: Final answer
    x = 55,398.49

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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.