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Finding the Fourth Proportional to 354.96, 532.04 and 160.12

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Solution

The fourth proportional to 354.96, 532.04 and 160.12 is: 240.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    354.96 : 532.04 = 160.12 : x
  2. Step 2: Convert to fraction form
    354.96/532.04 = 160.12/x
  3. Step 3: Cross multiply
    354.96x = 532.04 × 160.12
  4. Step 4: Simplify right side
    354.96x = 85,190.24
  5. Step 5: Solve for x
    x = 85,190.24/354.96
  6. Step 6: Final answer
    x = 240.00

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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.