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Finding the Fourth Proportional to 181.48, 250.44 and 132.28

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Solution

The fourth proportional to 181.48, 250.44 and 132.28 is: 182.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.48 : 250.44 = 132.28 : x
  2. Step 2: Convert to fraction form
    181.48/250.44 = 132.28/x
  3. Step 3: Cross multiply
    181.48x = 250.44 × 132.28
  4. Step 4: Simplify right side
    181.48x = 33,128.20
  5. Step 5: Solve for x
    x = 33,128.20/181.48
  6. Step 6: Final answer
    x = 182.54

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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.