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Finding the Fourth Proportional to 255.33, 352.44 and 150.41

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Solution

The fourth proportional to 255.33, 352.44 and 150.41 is: 207.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    255.33 : 352.44 = 150.41 : x
  2. Step 2: Convert to fraction form
    255.33/352.44 = 150.41/x
  3. Step 3: Cross multiply
    255.33x = 352.44 × 150.41
  4. Step 4: Simplify right side
    255.33x = 53,011.38
  5. Step 5: Solve for x
    x = 53,011.38/255.33
  6. Step 6: Final answer
    x = 207.62

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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.