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Finding the Fourth Proportional to 227.34, 341.19 and 136.08

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Solution

The fourth proportional to 227.34, 341.19 and 136.08 is: 204.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.34 : 341.19 = 136.08 : x
  2. Step 2: Convert to fraction form
    227.34/341.19 = 136.08/x
  3. Step 3: Cross multiply
    227.34x = 341.19 × 136.08
  4. Step 4: Simplify right side
    227.34x = 46,429.14
  5. Step 5: Solve for x
    x = 46,429.14/227.34
  6. Step 6: Final answer
    x = 204.23

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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.