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Finding the Fourth Proportional to 110.43, 152.24 and 94.82

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Solution

The fourth proportional to 110.43, 152.24 and 94.82 is: 130.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.43 : 152.24 = 94.82 : x
  2. Step 2: Convert to fraction form
    110.43/152.24 = 94.82/x
  3. Step 3: Cross multiply
    110.43x = 152.24 × 94.82
  4. Step 4: Simplify right side
    110.43x = 14,434.16
  5. Step 5: Solve for x
    x = 14,434.16/110.43
  6. Step 6: Final answer
    x = 130.71

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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.