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Finding the Fourth Proportional to 225.28, 337.95 and 62.96

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Solution

The fourth proportional to 225.28, 337.95 and 62.96 is: 94.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.28 : 337.95 = 62.96 : x
  2. Step 2: Convert to fraction form
    225.28/337.95 = 62.96/x
  3. Step 3: Cross multiply
    225.28x = 337.95 × 62.96
  4. Step 4: Simplify right side
    225.28x = 21,277.86
  5. Step 5: Solve for x
    x = 21,277.86/225.28
  6. Step 6: Final answer
    x = 94.45

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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.