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Finding the Fourth Proportional to 146.92, 202.67 and 95.17

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Solution

The fourth proportional to 146.92, 202.67 and 95.17 is: 131.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146.92 : 202.67 = 95.17 : x
  2. Step 2: Convert to fraction form
    146.92/202.67 = 95.17/x
  3. Step 3: Cross multiply
    146.92x = 202.67 × 95.17
  4. Step 4: Simplify right side
    146.92x = 19,287.63
  5. Step 5: Solve for x
    x = 19,287.63/146.92
  6. Step 6: Final answer
    x = 131.28

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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.