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Finding the Fourth Proportional to 225.04, 337.31 and 122.27

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Solution

The fourth proportional to 225.04, 337.31 and 122.27 is: 183.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.04 : 337.31 = 122.27 : x
  2. Step 2: Convert to fraction form
    225.04/337.31 = 122.27/x
  3. Step 3: Cross multiply
    225.04x = 337.31 × 122.27
  4. Step 4: Simplify right side
    225.04x = 41,242.89
  5. Step 5: Solve for x
    x = 41,242.89/225.04
  6. Step 6: Final answer
    x = 183.27

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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.