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Finding the Fourth Proportional to 182.26, 273.30 and 156.61

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Solution

The fourth proportional to 182.26, 273.30 and 156.61 is: 234.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.26 : 273.30 = 156.61 : x
  2. Step 2: Convert to fraction form
    182.26/273.30 = 156.61/x
  3. Step 3: Cross multiply
    182.26x = 273.30 × 156.61
  4. Step 4: Simplify right side
    182.26x = 42,801.51
  5. Step 5: Solve for x
    x = 42,801.51/182.26
  6. Step 6: Final answer
    x = 234.84

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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.