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Finding the Fourth Proportional to 233.46, 350.21 and 96.55

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Solution

The fourth proportional to 233.46, 350.21 and 96.55 is: 144.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.46 : 350.21 = 96.55 : x
  2. Step 2: Convert to fraction form
    233.46/350.21 = 96.55/x
  3. Step 3: Cross multiply
    233.46x = 350.21 × 96.55
  4. Step 4: Simplify right side
    233.46x = 33,812.14
  5. Step 5: Solve for x
    x = 33,812.14/233.46
  6. Step 6: Final answer
    x = 144.83

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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.