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Finding the Fourth Proportional to 224.15, 335.99 and 94.05

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Solution

The fourth proportional to 224.15, 335.99 and 94.05 is: 140.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.15 : 335.99 = 94.05 : x
  2. Step 2: Convert to fraction form
    224.15/335.99 = 94.05/x
  3. Step 3: Cross multiply
    224.15x = 335.99 × 94.05
  4. Step 4: Simplify right side
    224.15x = 31,599.39
  5. Step 5: Solve for x
    x = 31,599.39/224.15
  6. Step 6: Final answer
    x = 140.98

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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.