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Finding the Fourth Proportional to 329.02, 493.50 and 97.96

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Solution

The fourth proportional to 329.02, 493.50 and 97.96 is: 146.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.02 : 493.50 = 97.96 : x
  2. Step 2: Convert to fraction form
    329.02/493.50 = 97.96/x
  3. Step 3: Cross multiply
    329.02x = 493.50 × 97.96
  4. Step 4: Simplify right side
    329.02x = 48,343.26
  5. Step 5: Solve for x
    x = 48,343.26/329.02
  6. Step 6: Final answer
    x = 146.93

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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.