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Finding the Fourth Proportional to 222.22, 333.60 and 194.73

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Solution

The fourth proportional to 222.22, 333.60 and 194.73 is: 292.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    222.22 : 333.60 = 194.73 : x
  2. Step 2: Convert to fraction form
    222.22/333.60 = 194.73/x
  3. Step 3: Cross multiply
    222.22x = 333.60 × 194.73
  4. Step 4: Simplify right side
    222.22x = 64,961.93
  5. Step 5: Solve for x
    x = 64,961.93/222.22
  6. Step 6: Final answer
    x = 292.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.