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Finding the Fourth Proportional to 177.32, 264.80 and 151.37

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Solution

The fourth proportional to 177.32, 264.80 and 151.37 is: 226.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.32 : 264.80 = 151.37 : x
  2. Step 2: Convert to fraction form
    177.32/264.80 = 151.37/x
  3. Step 3: Cross multiply
    177.32x = 264.80 × 151.37
  4. Step 4: Simplify right side
    177.32x = 40,080.70
  5. Step 5: Solve for x
    x = 40,080.70/177.32
  6. Step 6: Final answer
    x = 226.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.