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Finding the Fourth Proportional to 233.14, 348.66 and 181.09

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Solution

The fourth proportional to 233.14, 348.66 and 181.09 is: 270.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.14 : 348.66 = 181.09 : x
  2. Step 2: Convert to fraction form
    233.14/348.66 = 181.09/x
  3. Step 3: Cross multiply
    233.14x = 348.66 × 181.09
  4. Step 4: Simplify right side
    233.14x = 63,138.84
  5. Step 5: Solve for x
    x = 63,138.84/233.14
  6. Step 6: Final answer
    x = 270.82

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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.