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Finding the Fourth Proportional to 183.28, 276.52 and 181.12

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Solution

The fourth proportional to 183.28, 276.52 and 181.12 is: 273.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.28 : 276.52 = 181.12 : x
  2. Step 2: Convert to fraction form
    183.28/276.52 = 181.12/x
  3. Step 3: Cross multiply
    183.28x = 276.52 × 181.12
  4. Step 4: Simplify right side
    183.28x = 50,083.30
  5. Step 5: Solve for x
    x = 50,083.30/183.28
  6. Step 6: Final answer
    x = 273.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.