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Finding the Fourth Proportional to 225.36, 337.99 and 63.05

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Solution

The fourth proportional to 225.36, 337.99 and 63.05 is: 94.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.36 : 337.99 = 63.05 : x
  2. Step 2: Convert to fraction form
    225.36/337.99 = 63.05/x
  3. Step 3: Cross multiply
    225.36x = 337.99 × 63.05
  4. Step 4: Simplify right side
    225.36x = 21,308.42
  5. Step 5: Solve for x
    x = 21,308.42/225.36
  6. Step 6: Final answer
    x = 94.55

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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.