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Finding the Fourth Proportional to 182.40, 273.06 and 149.52

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Solution

The fourth proportional to 182.40, 273.06 and 149.52 is: 223.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.40 : 273.06 = 149.52 : x
  2. Step 2: Convert to fraction form
    182.40/273.06 = 149.52/x
  3. Step 3: Cross multiply
    182.40x = 273.06 × 149.52
  4. Step 4: Simplify right side
    182.40x = 40,827.93
  5. Step 5: Solve for x
    x = 40,827.93/182.40
  6. Step 6: Final answer
    x = 223.84

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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.