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Finding the Fourth Proportional to 227.73, 341.65 and 118.08

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Solution

The fourth proportional to 227.73, 341.65 and 118.08 is: 177.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.73 : 341.65 = 118.08 : x
  2. Step 2: Convert to fraction form
    227.73/341.65 = 118.08/x
  3. Step 3: Cross multiply
    227.73x = 341.65 × 118.08
  4. Step 4: Simplify right side
    227.73x = 40,342.18
  5. Step 5: Solve for x
    x = 40,342.18/227.73
  6. Step 6: Final answer
    x = 177.15

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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.