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Finding the Fourth Proportional to 111,149.01, 166,754.75 and 44,635.86

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Solution

The fourth proportional to 111,149.01, 166,754.75 and 44,635.86 is: 66,966.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,149.01 : 166,754.75 = 44,635.86 : x
  2. Step 2: Convert to fraction form
    111,149.01/166,754.75 = 44,635.86/x
  3. Step 3: Cross multiply
    111,149.01x = 166,754.75 × 44,635.86
  4. Step 4: Simplify right side
    111,149.01x = 7,443,241,452.16
  5. Step 5: Solve for x
    x = 7,443,241,452.16/111,149.01
  6. Step 6: Final answer
    x = 66,966.33

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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.