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Finding the Fourth Proportional to 234.17, 351.25 and 63.17

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Solution

The fourth proportional to 234.17, 351.25 and 63.17 is: 94.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.17 : 351.25 = 63.17 : x
  2. Step 2: Convert to fraction form
    234.17/351.25 = 63.17/x
  3. Step 3: Cross multiply
    234.17x = 351.25 × 63.17
  4. Step 4: Simplify right side
    234.17x = 22,187.74
  5. Step 5: Solve for x
    x = 22,187.74/234.17
  6. Step 6: Final answer
    x = 94.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.