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Finding the Fourth Proportional to 73,442.82, 101,350.80 and 43,227.84

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Solution

The fourth proportional to 73,442.82, 101,350.80 and 43,227.84 is: 59,654.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,442.82 : 101,350.80 = 43,227.84 : x
  2. Step 2: Convert to fraction form
    73,442.82/101,350.80 = 43,227.84/x
  3. Step 3: Cross multiply
    73,442.82x = 101,350.80 × 43,227.84
  4. Step 4: Simplify right side
    73,442.82x = 4,381,176,166.27
  5. Step 5: Solve for x
    x = 4,381,176,166.27/73,442.82
  6. Step 6: Final answer
    x = 59,654.25

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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.