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Finding the Fourth Proportional to 146.54, 202.11 and 132.14

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Solution

The fourth proportional to 146.54, 202.11 and 132.14 is: 182.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146.54 : 202.11 = 132.14 : x
  2. Step 2: Convert to fraction form
    146.54/202.11 = 132.14/x
  3. Step 3: Cross multiply
    146.54x = 202.11 × 132.14
  4. Step 4: Simplify right side
    146.54x = 26,706.83
  5. Step 5: Solve for x
    x = 26,706.83/146.54
  6. Step 6: Final answer
    x = 182.25

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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.