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Finding the Fourth Proportional to 73,229.88, 101,056.14 and 41,397.66

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Solution

The fourth proportional to 73,229.88, 101,056.14 and 41,397.66 is: 57,128.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,229.88 : 101,056.14 = 41,397.66 : x
  2. Step 2: Convert to fraction form
    73,229.88/101,056.14 = 41,397.66/x
  3. Step 3: Cross multiply
    73,229.88x = 101,056.14 × 41,397.66
  4. Step 4: Simplify right side
    73,229.88x = 4,183,487,724.63
  5. Step 5: Solve for x
    x = 4,183,487,724.63/73,229.88
  6. Step 6: Final answer
    x = 57,128.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.