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Finding the Fourth Proportional to 182.19, 273.31 and 60.42

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Solution

The fourth proportional to 182.19, 273.31 and 60.42 is: 90.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.19 : 273.31 = 60.42 : x
  2. Step 2: Convert to fraction form
    182.19/273.31 = 60.42/x
  3. Step 3: Cross multiply
    182.19x = 273.31 × 60.42
  4. Step 4: Simplify right side
    182.19x = 16,513.24
  5. Step 5: Solve for x
    x = 16,513.24/182.19
  6. Step 6: Final answer
    x = 90.64

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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.