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Finding the Fourth Proportional to 252,894.39, 379,528.68 and 119,774.88

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Solution

The fourth proportional to 252,894.39, 379,528.68 and 119,774.88 is: 179,750.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,894.39 : 379,528.68 = 119,774.88 : x
  2. Step 2: Convert to fraction form
    252,894.39/379,528.68 = 119,774.88/x
  3. Step 3: Cross multiply
    252,894.39x = 379,528.68 × 119,774.88
  4. Step 4: Simplify right side
    252,894.39x = 45,458,002,103.56
  5. Step 5: Solve for x
    x = 45,458,002,103.56/252,894.39
  6. Step 6: Final answer
    x = 179,750.93

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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.