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Finding the Fourth Proportional to 119,062.98, 178,605 and 44,183.97

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Solution

The fourth proportional to 119,062.98, 178,605 and 44,183.97 is: 66,279.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,062.98 : 178,605 = 44,183.97 : x
  2. Step 2: Convert to fraction form
    119,062.98/178,605 = 44,183.97/x
  3. Step 3: Cross multiply
    119,062.98x = 178,605 × 44,183.97
  4. Step 4: Simplify right side
    119,062.98x = 7,891,477,961.85
  5. Step 5: Solve for x
    x = 7,891,477,961.85/119,062.98
  6. Step 6: Final answer
    x = 66,279.86

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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.