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Finding the Fourth Proportional to 83,326.44, 124,948.86 and 41,192.88

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Solution

The fourth proportional to 83,326.44, 124,948.86 and 41,192.88 is: 61,769.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,326.44 : 124,948.86 = 41,192.88 : x
  2. Step 2: Convert to fraction form
    83,326.44/124,948.86 = 41,192.88/x
  3. Step 3: Cross multiply
    83,326.44x = 124,948.86 × 41,192.88
  4. Step 4: Simplify right side
    83,326.44x = 5,147,003,396.12
  5. Step 5: Solve for x
    x = 5,147,003,396.12/83,326.44
  6. Step 6: Final answer
    x = 61,769.15

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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.