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Finding the Fourth Proportional to 233.89, 351.14 and 168.89

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Solution

The fourth proportional to 233.89, 351.14 and 168.89 is: 253.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.89 : 351.14 = 168.89 : x
  2. Step 2: Convert to fraction form
    233.89/351.14 = 168.89/x
  3. Step 3: Cross multiply
    233.89x = 351.14 × 168.89
  4. Step 4: Simplify right side
    233.89x = 59,301.43
  5. Step 5: Solve for x
    x = 59,301.43/233.89
  6. Step 6: Final answer
    x = 253.55

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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.