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Finding the Fourth Proportional to 132.03, 182.45 and 95.13

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Solution

The fourth proportional to 132.03, 182.45 and 95.13 is: 131.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.03 : 182.45 = 95.13 : x
  2. Step 2: Convert to fraction form
    132.03/182.45 = 95.13/x
  3. Step 3: Cross multiply
    132.03x = 182.45 × 95.13
  4. Step 4: Simplify right side
    132.03x = 17,355.99
  5. Step 5: Solve for x
    x = 17,355.99/132.03
  6. Step 6: Final answer
    x = 131.45

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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.