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Finding the Fourth Proportional to 181.08, 271.74 and 94.44

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Solution

The fourth proportional to 181.08, 271.74 and 94.44 is: 141.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.08 : 271.74 = 94.44 : x
  2. Step 2: Convert to fraction form
    181.08/271.74 = 94.44/x
  3. Step 3: Cross multiply
    181.08x = 271.74 × 94.44
  4. Step 4: Simplify right side
    181.08x = 25,663.13
  5. Step 5: Solve for x
    x = 25,663.13/181.08
  6. Step 6: Final answer
    x = 141.72

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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.