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Finding the Fourth Proportional to 179.93, 269.90 and 164.27

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Solution

The fourth proportional to 179.93, 269.90 and 164.27 is: 246.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.93 : 269.90 = 164.27 : x
  2. Step 2: Convert to fraction form
    179.93/269.90 = 164.27/x
  3. Step 3: Cross multiply
    179.93x = 269.90 × 164.27
  4. Step 4: Simplify right side
    179.93x = 44,335.65
  5. Step 5: Solve for x
    x = 44,335.65/179.93
  6. Step 6: Final answer
    x = 246.41

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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.