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Finding the Fourth Proportional to 242,251.10, 363,376.76 and 108,975.68

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Solution

The fourth proportional to 242,251.10, 363,376.76 and 108,975.68 is: 163,463.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,251.10 : 363,376.76 = 108,975.68 : x
  2. Step 2: Convert to fraction form
    242,251.10/363,376.76 = 108,975.68/x
  3. Step 3: Cross multiply
    242,251.10x = 363,376.76 × 108,975.68
  4. Step 4: Simplify right side
    242,251.10x = 39,599,227,155.43
  5. Step 5: Solve for x
    x = 39,599,227,155.43/242,251.10
  6. Step 6: Final answer
    x = 163,463.56

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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.