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Finding the Fourth Proportional to 111,951.21, 167,921.27 and 41,825.19

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Solution

The fourth proportional to 111,951.21, 167,921.27 and 41,825.19 is: 62,735.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,951.21 : 167,921.27 = 41,825.19 : x
  2. Step 2: Convert to fraction form
    111,951.21/167,921.27 = 41,825.19/x
  3. Step 3: Cross multiply
    111,951.21x = 167,921.27 × 41,825.19
  4. Step 4: Simplify right side
    111,951.21x = 7,023,339,022.79
  5. Step 5: Solve for x
    x = 7,023,339,022.79/111,951.21
  6. Step 6: Final answer
    x = 62,735.71

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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.