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Finding the Fourth Proportional to 179.08, 248.29 and 173.08

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Solution

The fourth proportional to 179.08, 248.29 and 173.08 is: 239.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.08 : 248.29 = 173.08 : x
  2. Step 2: Convert to fraction form
    179.08/248.29 = 173.08/x
  3. Step 3: Cross multiply
    179.08x = 248.29 × 173.08
  4. Step 4: Simplify right side
    179.08x = 42,974.03
  5. Step 5: Solve for x
    x = 42,974.03/179.08
  6. Step 6: Final answer
    x = 239.97

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.