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Finding the Fourth Proportional to 168.27, 232.22 and 94.59

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Solution

The fourth proportional to 168.27, 232.22 and 94.59 is: 130.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168.27 : 232.22 = 94.59 : x
  2. Step 2: Convert to fraction form
    168.27/232.22 = 94.59/x
  3. Step 3: Cross multiply
    168.27x = 232.22 × 94.59
  4. Step 4: Simplify right side
    168.27x = 21,965.22
  5. Step 5: Solve for x
    x = 21,965.22/168.27
  6. Step 6: Final answer
    x = 130.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.