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Finding the Fourth Proportional to 218,160.98, 327,241.92 and 60,389.90

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Solution

The fourth proportional to 218,160.98, 327,241.92 and 60,389.90 is: 90,584.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,160.98 : 327,241.92 = 60,389.90 : x
  2. Step 2: Convert to fraction form
    218,160.98/327,241.92 = 60,389.90/x
  3. Step 3: Cross multiply
    218,160.98x = 327,241.92 × 60,389.90
  4. Step 4: Simplify right side
    218,160.98x = 19,762,106,824.61
  5. Step 5: Solve for x
    x = 19,762,106,824.61/218,160.98
  6. Step 6: Final answer
    x = 90,584.97

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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.