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Finding the Fourth Proportional to 87,805.74, 131,703.96 and 24,630.20

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Solution

The fourth proportional to 87,805.74, 131,703.96 and 24,630.20 is: 36,944.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,805.74 : 131,703.96 = 24,630.20 : x
  2. Step 2: Convert to fraction form
    87,805.74/131,703.96 = 24,630.20/x
  3. Step 3: Cross multiply
    87,805.74x = 131,703.96 × 24,630.20
  4. Step 4: Simplify right side
    87,805.74x = 3,243,894,875.59
  5. Step 5: Solve for x
    x = 3,243,894,875.59/87,805.74
  6. Step 6: Final answer
    x = 36,944.00

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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.