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Finding the Fourth Proportional to 95.54, 144.08 and 88.04

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Solution

The fourth proportional to 95.54, 144.08 and 88.04 is: 132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.54 : 144.08 = 88.04 : x
  2. Step 2: Convert to fraction form
    95.54/144.08 = 88.04/x
  3. Step 3: Cross multiply
    95.54x = 144.08 × 88.04
  4. Step 4: Simplify right side
    95.54x = 12,683.64
  5. Step 5: Solve for x
    x = 12,683.64/95.54
  6. Step 6: Final answer
    x = 132.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.