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Finding the Fourth Proportional to 233.93, 351.25 and 214.11

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Solution

The fourth proportional to 233.93, 351.25 and 214.11 is: 321.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.93 : 351.25 = 214.11 : x
  2. Step 2: Convert to fraction form
    233.93/351.25 = 214.11/x
  3. Step 3: Cross multiply
    233.93x = 351.25 × 214.11
  4. Step 4: Simplify right side
    233.93x = 75,205.60
  5. Step 5: Solve for x
    x = 75,205.60/233.93
  6. Step 6: Final answer
    x = 321.48

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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.