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Finding the Fourth Proportional to 242,394.66, 363,594.42 and 84,627.18

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Solution

The fourth proportional to 242,394.66, 363,594.42 and 84,627.18 is: 126,941.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,394.66 : 363,594.42 = 84,627.18 : x
  2. Step 2: Convert to fraction form
    242,394.66/363,594.42 = 84,627.18/x
  3. Step 3: Cross multiply
    242,394.66x = 363,594.42 × 84,627.18
  4. Step 4: Simplify right side
    242,394.66x = 30,769,970,428.34
  5. Step 5: Solve for x
    x = 30,769,970,428.34/242,394.66
  6. Step 6: Final answer
    x = 126,941.62

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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.