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Finding the Fourth Proportional to 224.76, 310.27 and 150.20

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Solution

The fourth proportional to 224.76, 310.27 and 150.20 is: 207.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.76 : 310.27 = 150.20 : x
  2. Step 2: Convert to fraction form
    224.76/310.27 = 150.20/x
  3. Step 3: Cross multiply
    224.76x = 310.27 × 150.20
  4. Step 4: Simplify right side
    224.76x = 46,601.00
  5. Step 5: Solve for x
    x = 46,601.00/224.76
  6. Step 6: Final answer
    x = 207.34

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Find fourth proportional to 112.38, 155.14 and 75.10
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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.