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Finding the Fourth Proportional to 182.32, 273 and 151.78

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Solution

The fourth proportional to 182.32, 273 and 151.78 is: 227.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.32 : 273 = 151.78 : x
  2. Step 2: Convert to fraction form
    182.32/273 = 151.78/x
  3. Step 3: Cross multiply
    182.32x = 273 × 151.78
  4. Step 4: Simplify right side
    182.32x = 41,435.94
  5. Step 5: Solve for x
    x = 41,435.94/182.32
  6. Step 6: Final answer
    x = 227.27

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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.