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Finding the Fourth Proportional to 83,861.79, 125,801.51 and 41,752.32

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Solution

The fourth proportional to 83,861.79, 125,801.51 and 41,752.32 is: 62,632.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,861.79 : 125,801.51 = 41,752.32 : x
  2. Step 2: Convert to fraction form
    83,861.79/125,801.51 = 41,752.32/x
  3. Step 3: Cross multiply
    83,861.79x = 125,801.51 × 41,752.32
  4. Step 4: Simplify right side
    83,861.79x = 5,252,504,902.00
  5. Step 5: Solve for x
    x = 5,252,504,902.00/83,861.79
  6. Step 6: Final answer
    x = 62,632.87

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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.