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Finding the Fourth Proportional to 242,318.98, 363,552.59 and 124,073.97

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Solution

The fourth proportional to 242,318.98, 363,552.59 and 124,073.97 is: 186,148.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,318.98 : 363,552.59 = 124,073.97 : x
  2. Step 2: Convert to fraction form
    242,318.98/363,552.59 = 124,073.97/x
  3. Step 3: Cross multiply
    242,318.98x = 363,552.59 × 124,073.97
  4. Step 4: Simplify right side
    242,318.98x = 45,107,413,145.08
  5. Step 5: Solve for x
    x = 45,107,413,145.08/242,318.98
  6. Step 6: Final answer
    x = 186,148.91

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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.