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Finding the Fourth Proportional to 68,034.76, 102,053.18 and 25,917.18

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Solution

The fourth proportional to 68,034.76, 102,053.18 and 25,917.18 is: 38,876.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,034.76 : 102,053.18 = 25,917.18 : x
  2. Step 2: Convert to fraction form
    68,034.76/102,053.18 = 25,917.18/x
  3. Step 3: Cross multiply
    68,034.76x = 102,053.18 × 25,917.18
  4. Step 4: Simplify right side
    68,034.76x = 2,644,930,635.63
  5. Step 5: Solve for x
    x = 2,644,930,635.63/68,034.76
  6. Step 6: Final answer
    x = 38,876.17

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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.