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Finding the Fourth Proportional to 167.57, 252.58 and 160.62

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Solution

The fourth proportional to 167.57, 252.58 and 160.62 is: 242.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167.57 : 252.58 = 160.62 : x
  2. Step 2: Convert to fraction form
    167.57/252.58 = 160.62/x
  3. Step 3: Cross multiply
    167.57x = 252.58 × 160.62
  4. Step 4: Simplify right side
    167.57x = 40,567.90
  5. Step 5: Solve for x
    x = 40,567.90/167.57
  6. Step 6: Final answer
    x = 242.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.