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Finding the Fourth Proportional to 247.14, 341.08 and 232.56

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Solution

The fourth proportional to 247.14, 341.08 and 232.56 is: 320.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.14 : 341.08 = 232.56 : x
  2. Step 2: Convert to fraction form
    247.14/341.08 = 232.56/x
  3. Step 3: Cross multiply
    247.14x = 341.08 × 232.56
  4. Step 4: Simplify right side
    247.14x = 79,320.98
  5. Step 5: Solve for x
    x = 79,320.98/247.14
  6. Step 6: Final answer
    x = 320.96

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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.