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Finding the Fourth Proportional to 44,188.60, 66,393.62 and 41,531.40

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Solution

The fourth proportional to 44,188.60, 66,393.62 and 41,531.40 is: 62,401.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,188.60 : 66,393.62 = 41,531.40 : x
  2. Step 2: Convert to fraction form
    44,188.60/66,393.62 = 41,531.40/x
  3. Step 3: Cross multiply
    44,188.60x = 66,393.62 × 41,531.40
  4. Step 4: Simplify right side
    44,188.60x = 2,757,419,989.67
  5. Step 5: Solve for x
    x = 2,757,419,989.67/44,188.60
  6. Step 6: Final answer
    x = 62,401.16

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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.