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Finding the Fourth Proportional to 132.54, 183.08 and 95.65

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Solution

The fourth proportional to 132.54, 183.08 and 95.65 is: 132.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.54 : 183.08 = 95.65 : x
  2. Step 2: Convert to fraction form
    132.54/183.08 = 95.65/x
  3. Step 3: Cross multiply
    132.54x = 183.08 × 95.65
  4. Step 4: Simplify right side
    132.54x = 17,511.60
  5. Step 5: Solve for x
    x = 17,511.60/132.54
  6. Step 6: Final answer
    x = 132.12

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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.