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Finding the Fourth Proportional to 179.24, 269.79 and 162.50

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Solution

The fourth proportional to 179.24, 269.79 and 162.50 is: 244.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.24 : 269.79 = 162.50 : x
  2. Step 2: Convert to fraction form
    179.24/269.79 = 162.50/x
  3. Step 3: Cross multiply
    179.24x = 269.79 × 162.50
  4. Step 4: Simplify right side
    179.24x = 43,839.53
  5. Step 5: Solve for x
    x = 43,839.53/179.24
  6. Step 6: Final answer
    x = 244.59

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.