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Finding the Fourth Proportional to 222.24, 333.44 and 201.44

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Solution

The fourth proportional to 222.24, 333.44 and 201.44 is: 302.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    222.24 : 333.44 = 201.44 : x
  2. Step 2: Convert to fraction form
    222.24/333.44 = 201.44/x
  3. Step 3: Cross multiply
    222.24x = 333.44 × 201.44
  4. Step 4: Simplify right side
    222.24x = 67,168.15
  5. Step 5: Solve for x
    x = 67,168.15/222.24
  6. Step 6: Final answer
    x = 302.23

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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.