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Finding the Fourth Proportional to 111,248.44, 166,879.98 and 44,679.94

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Solution

The fourth proportional to 111,248.44, 166,879.98 and 44,679.94 is: 67,022.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,248.44 : 166,879.98 = 44,679.94 : x
  2. Step 2: Convert to fraction form
    111,248.44/166,879.98 = 44,679.94/x
  3. Step 3: Cross multiply
    111,248.44x = 166,879.98 × 44,679.94
  4. Step 4: Simplify right side
    111,248.44x = 7,456,187,493.60
  5. Step 5: Solve for x
    x = 7,456,187,493.60/111,248.44
  6. Step 6: Final answer
    x = 67,022.85

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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.