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Finding the Fourth Proportional to 233.96, 351.08 and 125.82

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Solution

The fourth proportional to 233.96, 351.08 and 125.82 is: 188.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.96 : 351.08 = 125.82 : x
  2. Step 2: Convert to fraction form
    233.96/351.08 = 125.82/x
  3. Step 3: Cross multiply
    233.96x = 351.08 × 125.82
  4. Step 4: Simplify right side
    233.96x = 44,172.26
  5. Step 5: Solve for x
    x = 44,172.26/233.96
  6. Step 6: Final answer
    x = 188.81

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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.