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Finding the Fourth Proportional to 111,176.36, 166,773.72 and 36,294.85

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Solution

The fourth proportional to 111,176.36, 166,773.72 and 36,294.85 is: 54,445.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,176.36 : 166,773.72 = 36,294.85 : x
  2. Step 2: Convert to fraction form
    111,176.36/166,773.72 = 36,294.85/x
  3. Step 3: Cross multiply
    111,176.36x = 166,773.72 × 36,294.85
  4. Step 4: Simplify right side
    111,176.36x = 6,053,027,495.91
  5. Step 5: Solve for x
    x = 6,053,027,495.91/111,176.36
  6. Step 6: Final answer
    x = 54,445.28

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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.