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Finding the Fourth Proportional to 177.69, 244.82 and 148.08

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Solution

The fourth proportional to 177.69, 244.82 and 148.08 is: 204.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.69 : 244.82 = 148.08 : x
  2. Step 2: Convert to fraction form
    177.69/244.82 = 148.08/x
  3. Step 3: Cross multiply
    177.69x = 244.82 × 148.08
  4. Step 4: Simplify right side
    177.69x = 36,252.86
  5. Step 5: Solve for x
    x = 36,252.86/177.69
  6. Step 6: Final answer
    x = 204.02

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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.