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Finding the Fourth Proportional to 250.16, 374.32 and 168.75

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Solution

The fourth proportional to 250.16, 374.32 and 168.75 is: 252.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.16 : 374.32 = 168.75 : x
  2. Step 2: Convert to fraction form
    250.16/374.32 = 168.75/x
  3. Step 3: Cross multiply
    250.16x = 374.32 × 168.75
  4. Step 4: Simplify right side
    250.16x = 63,166.71
  5. Step 5: Solve for x
    x = 63,166.71/250.16
  6. Step 6: Final answer
    x = 252.51

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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.