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Finding the Fourth Proportional to 222, 332.96 and 59.69

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Solution

The fourth proportional to 222, 332.96 and 59.69 is: 89.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    222 : 332.96 = 59.69 : x
  2. Step 2: Convert to fraction form
    222/332.96 = 59.69/x
  3. Step 3: Cross multiply
    222x = 332.96 × 59.69
  4. Step 4: Simplify right side
    222x = 19,874.38
  5. Step 5: Solve for x
    x = 19,874.38/222
  6. Step 6: Final answer
    x = 89.52

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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.