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Finding the Fourth Proportional to 177.26, 265.41 and 122.24

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Solution

The fourth proportional to 177.26, 265.41 and 122.24 is: 183.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.26 : 265.41 = 122.24 : x
  2. Step 2: Convert to fraction form
    177.26/265.41 = 122.24/x
  3. Step 3: Cross multiply
    177.26x = 265.41 × 122.24
  4. Step 4: Simplify right side
    177.26x = 32,444.38
  5. Step 5: Solve for x
    x = 32,444.38/177.26
  6. Step 6: Final answer
    x = 183.04

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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.