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Finding the Fourth Proportional to 352.79, 529.19 and 96.29

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Solution

The fourth proportional to 352.79, 529.19 and 96.29 is: 144.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.79 : 529.19 = 96.29 : x
  2. Step 2: Convert to fraction form
    352.79/529.19 = 96.29/x
  3. Step 3: Cross multiply
    352.79x = 529.19 × 96.29
  4. Step 4: Simplify right side
    352.79x = 50,952.58
  5. Step 5: Solve for x
    x = 50,952.58/352.79
  6. Step 6: Final answer
    x = 144.43

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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.