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Finding the Fourth Proportional to 235.11, 351.27 and 227.04

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Solution

The fourth proportional to 235.11, 351.27 and 227.04 is: 339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.11 : 351.27 = 227.04 : x
  2. Step 2: Convert to fraction form
    235.11/351.27 = 227.04/x
  3. Step 3: Cross multiply
    235.11x = 351.27 × 227.04
  4. Step 4: Simplify right side
    235.11x = 79,752.34
  5. Step 5: Solve for x
    x = 79,752.34/235.11
  6. Step 6: Final answer
    x = 339.21

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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.