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Finding the Fourth Proportional to 87,373.62, 131,060.57 and 37,449.81

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Solution

The fourth proportional to 87,373.62, 131,060.57 and 37,449.81 is: 56,174.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,373.62 : 131,060.57 = 37,449.81 : x
  2. Step 2: Convert to fraction form
    87,373.62/131,060.57 = 37,449.81/x
  3. Step 3: Cross multiply
    87,373.62x = 131,060.57 × 37,449.81
  4. Step 4: Simplify right side
    87,373.62x = 4,908,193,444.99
  5. Step 5: Solve for x
    x = 4,908,193,444.99/87,373.62
  6. Step 6: Final answer
    x = 56,174.78

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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.