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Finding the Fourth Proportional to 242,613.59, 363,954.41 and 84,806.15

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Solution

The fourth proportional to 242,613.59, 363,954.41 and 84,806.15 is: 127,221.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,613.59 : 363,954.41 = 84,806.15 : x
  2. Step 2: Convert to fraction form
    242,613.59/363,954.41 = 84,806.15/x
  3. Step 3: Cross multiply
    242,613.59x = 363,954.41 × 84,806.15
  4. Step 4: Simplify right side
    242,613.59x = 30,865,570,043.82
  5. Step 5: Solve for x
    x = 30,865,570,043.82/242,613.59
  6. Step 6: Final answer
    x = 127,221.11

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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.