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Finding the Fourth Proportional to 182.37, 273.56 and 121.62

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Solution

The fourth proportional to 182.37, 273.56 and 121.62 is: 182.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.37 : 273.56 = 121.62 : x
  2. Step 2: Convert to fraction form
    182.37/273.56 = 121.62/x
  3. Step 3: Cross multiply
    182.37x = 273.56 × 121.62
  4. Step 4: Simplify right side
    182.37x = 33,269.76
  5. Step 5: Solve for x
    x = 33,269.76/182.37
  6. Step 6: Final answer
    x = 182.43

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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.