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Finding the Fourth Proportional to 181.33, 272.00 and 94.54

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Solution

The fourth proportional to 181.33, 272.00 and 94.54 is: 141.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.33 : 272.00 = 94.54 : x
  2. Step 2: Convert to fraction form
    181.33/272.00 = 94.54/x
  3. Step 3: Cross multiply
    181.33x = 272.00 × 94.54
  4. Step 4: Simplify right side
    181.33x = 25,713.05
  5. Step 5: Solve for x
    x = 25,713.05/181.33
  6. Step 6: Final answer
    x = 141.81

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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.