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Finding the Fourth Proportional to 234.12, 350.94 and 177

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Solution

The fourth proportional to 234.12, 350.94 and 177 is: 265.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.12 : 350.94 = 177 : x
  2. Step 2: Convert to fraction form
    234.12/350.94 = 177/x
  3. Step 3: Cross multiply
    234.12x = 350.94 × 177
  4. Step 4: Simplify right side
    234.12x = 62,116.38
  5. Step 5: Solve for x
    x = 62,116.38/234.12
  6. Step 6: Final answer
    x = 265.32

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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.