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Finding the Fourth Proportional to 177.56, 244.84 and 133.38

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Solution

The fourth proportional to 177.56, 244.84 and 133.38 is: 183.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.56 : 244.84 = 133.38 : x
  2. Step 2: Convert to fraction form
    177.56/244.84 = 133.38/x
  3. Step 3: Cross multiply
    177.56x = 244.84 × 133.38
  4. Step 4: Simplify right side
    177.56x = 32,656.76
  5. Step 5: Solve for x
    x = 32,656.76/177.56
  6. Step 6: Final answer
    x = 183.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.