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Finding the Fourth Proportional to 68,101.26, 102,150.81 and 41,454.42

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Solution

The fourth proportional to 68,101.26, 102,150.81 and 41,454.42 is: 62,180.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,101.26 : 102,150.81 = 41,454.42 : x
  2. Step 2: Convert to fraction form
    68,101.26/102,150.81 = 41,454.42/x
  3. Step 3: Cross multiply
    68,101.26x = 102,150.81 × 41,454.42
  4. Step 4: Simplify right side
    68,101.26x = 4,234,602,581.08
  5. Step 5: Solve for x
    x = 4,234,602,581.08/68,101.26
  6. Step 6: Final answer
    x = 62,180.97

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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.