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Finding the Fourth Proportional to 182.03, 251.16 and 108.32

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Solution

The fourth proportional to 182.03, 251.16 and 108.32 is: 149.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.03 : 251.16 = 108.32 : x
  2. Step 2: Convert to fraction form
    182.03/251.16 = 108.32/x
  3. Step 3: Cross multiply
    182.03x = 251.16 × 108.32
  4. Step 4: Simplify right side
    182.03x = 27,205.65
  5. Step 5: Solve for x
    x = 27,205.65/182.03
  6. Step 6: Final answer
    x = 149.46

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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.