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Finding the Fourth Proportional to 44,489.92, 66,751.56 and 23,129.26

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Solution

The fourth proportional to 44,489.92, 66,751.56 and 23,129.26 is: 34,702.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,489.92 : 66,751.56 = 23,129.26 : x
  2. Step 2: Convert to fraction form
    44,489.92/66,751.56 = 23,129.26/x
  3. Step 3: Cross multiply
    44,489.92x = 66,751.56 × 23,129.26
  4. Step 4: Simplify right side
    44,489.92x = 1,543,914,186.65
  5. Step 5: Solve for x
    x = 1,543,914,186.65/44,489.92
  6. Step 6: Final answer
    x = 34,702.56

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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.