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Finding the Fourth Proportional to 233.22, 321.84 and 175.14

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Solution

The fourth proportional to 233.22, 321.84 and 175.14 is: 241.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.22 : 321.84 = 175.14 : x
  2. Step 2: Convert to fraction form
    233.22/321.84 = 175.14/x
  3. Step 3: Cross multiply
    233.22x = 321.84 × 175.14
  4. Step 4: Simplify right side
    233.22x = 56,367.06
  5. Step 5: Solve for x
    x = 56,367.06/233.22
  6. Step 6: Final answer
    x = 241.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.