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Finding the Fourth Proportional to 232.74, 348.66 and 181.11

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Solution

The fourth proportional to 232.74, 348.66 and 181.11 is: 271.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.74 : 348.66 = 181.11 : x
  2. Step 2: Convert to fraction form
    232.74/348.66 = 181.11/x
  3. Step 3: Cross multiply
    232.74x = 348.66 × 181.11
  4. Step 4: Simplify right side
    232.74x = 63,145.81
  5. Step 5: Solve for x
    x = 63,145.81/232.74
  6. Step 6: Final answer
    x = 271.31

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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.