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Finding the Fourth Proportional to 182.54, 273.86 and 54.29

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Solution

The fourth proportional to 182.54, 273.86 and 54.29 is: 81.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.54 : 273.86 = 54.29 : x
  2. Step 2: Convert to fraction form
    182.54/273.86 = 54.29/x
  3. Step 3: Cross multiply
    182.54x = 273.86 × 54.29
  4. Step 4: Simplify right side
    182.54x = 14,866.22
  5. Step 5: Solve for x
    x = 14,866.22/182.54
  6. Step 6: Final answer
    x = 81.44

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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.