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Finding the Fourth Proportional to 88,812.87, 133,169.89 and 29,616.24

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Solution

The fourth proportional to 88,812.87, 133,169.89 and 29,616.24 is: 44,407.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,812.87 : 133,169.89 = 29,616.24 : x
  2. Step 2: Convert to fraction form
    88,812.87/133,169.89 = 29,616.24/x
  3. Step 3: Cross multiply
    88,812.87x = 133,169.89 × 29,616.24
  4. Step 4: Simplify right side
    88,812.87x = 3,943,991,423.01
  5. Step 5: Solve for x
    x = 3,943,991,423.01/88,812.87
  6. Step 6: Final answer
    x = 44,407.88

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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.