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Finding the Fourth Proportional to 110.06, 152.17 and 96.39

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Solution

The fourth proportional to 110.06, 152.17 and 96.39 is: 133.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.06 : 152.17 = 96.39 : x
  2. Step 2: Convert to fraction form
    110.06/152.17 = 96.39/x
  3. Step 3: Cross multiply
    110.06x = 152.17 × 96.39
  4. Step 4: Simplify right side
    110.06x = 14,667.67
  5. Step 5: Solve for x
    x = 14,667.67/110.06
  6. Step 6: Final answer
    x = 133.28

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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.