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Finding the Fourth Proportional to 182.37, 273.03 and 113.69

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Solution

The fourth proportional to 182.37, 273.03 and 113.69 is: 170.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.37 : 273.03 = 113.69 : x
  2. Step 2: Convert to fraction form
    182.37/273.03 = 113.69/x
  3. Step 3: Cross multiply
    182.37x = 273.03 × 113.69
  4. Step 4: Simplify right side
    182.37x = 31,040.78
  5. Step 5: Solve for x
    x = 31,040.78/182.37
  6. Step 6: Final answer
    x = 170.21

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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.