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Finding the Fourth Proportional to 182.39, 273.48 and 95.51

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Solution

The fourth proportional to 182.39, 273.48 and 95.51 is: 143.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.39 : 273.48 = 95.51 : x
  2. Step 2: Convert to fraction form
    182.39/273.48 = 95.51/x
  3. Step 3: Cross multiply
    182.39x = 273.48 × 95.51
  4. Step 4: Simplify right side
    182.39x = 26,120.07
  5. Step 5: Solve for x
    x = 26,120.07/182.39
  6. Step 6: Final answer
    x = 143.21

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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.