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Finding the Fourth Proportional to 252.03, 378.06 and 160.62

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Solution

The fourth proportional to 252.03, 378.06 and 160.62 is: 240.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.03 : 378.06 = 160.62 : x
  2. Step 2: Convert to fraction form
    252.03/378.06 = 160.62/x
  3. Step 3: Cross multiply
    252.03x = 378.06 × 160.62
  4. Step 4: Simplify right side
    252.03x = 60,724.00
  5. Step 5: Solve for x
    x = 60,724.00/252.03
  6. Step 6: Final answer
    x = 240.94

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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.