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Finding the Fourth Proportional to 242,352.62, 363,542.49 and 73,878.42

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Solution

The fourth proportional to 242,352.62, 363,542.49 and 73,878.42 is: 110,821.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,352.62 : 363,542.49 = 73,878.42 : x
  2. Step 2: Convert to fraction form
    242,352.62/363,542.49 = 73,878.42/x
  3. Step 3: Cross multiply
    242,352.62x = 363,542.49 × 73,878.42
  4. Step 4: Simplify right side
    242,352.62x = 26,857,944,764.07
  5. Step 5: Solve for x
    x = 26,857,944,764.07/242,352.62
  6. Step 6: Final answer
    x = 110,821.76

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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.