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Finding the Fourth Proportional to 54,493.62, 75,202.11 and 29,965.47

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Solution

The fourth proportional to 54,493.62, 75,202.11 and 29,965.47 is: 41,352.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,493.62 : 75,202.11 = 29,965.47 : x
  2. Step 2: Convert to fraction form
    54,493.62/75,202.11 = 29,965.47/x
  3. Step 3: Cross multiply
    54,493.62x = 75,202.11 × 29,965.47
  4. Step 4: Simplify right side
    54,493.62x = 2,253,466,571.14
  5. Step 5: Solve for x
    x = 2,253,466,571.14/54,493.62
  6. Step 6: Final answer
    x = 41,352.85

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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.