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Finding the Fourth Proportional to 182.15, 251.37 and 104.52

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Solution

The fourth proportional to 182.15, 251.37 and 104.52 is: 144.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.15 : 251.37 = 104.52 : x
  2. Step 2: Convert to fraction form
    182.15/251.37 = 104.52/x
  3. Step 3: Cross multiply
    182.15x = 251.37 × 104.52
  4. Step 4: Simplify right side
    182.15x = 26,273.19
  5. Step 5: Solve for x
    x = 26,273.19/182.15
  6. Step 6: Final answer
    x = 144.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.