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Finding the Fourth Proportional to 252,888.39, 379,519.68 and 119,768.89

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Solution

The fourth proportional to 252,888.39, 379,519.68 and 119,768.89 is: 179,741.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,888.39 : 379,519.68 = 119,768.89 : x
  2. Step 2: Convert to fraction form
    252,888.39/379,519.68 = 119,768.89/x
  3. Step 3: Cross multiply
    252,888.39x = 379,519.68 × 119,768.89
  4. Step 4: Simplify right side
    252,888.39x = 45,454,650,878.69
  5. Step 5: Solve for x
    x = 45,454,650,878.69/252,888.39
  6. Step 6: Final answer
    x = 179,741.94

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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.