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Finding the Fourth Proportional to 224.90, 310.46 and 150.33

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Solution

The fourth proportional to 224.90, 310.46 and 150.33 is: 207.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.90 : 310.46 = 150.33 : x
  2. Step 2: Convert to fraction form
    224.90/310.46 = 150.33/x
  3. Step 3: Cross multiply
    224.90x = 310.46 × 150.33
  4. Step 4: Simplify right side
    224.90x = 46,671.83
  5. Step 5: Solve for x
    x = 46,671.83/224.90
  6. Step 6: Final answer
    x = 207.53

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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.