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Finding the Fourth Proportional to 241.64, 333.34 and 163.88

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Solution

The fourth proportional to 241.64, 333.34 and 163.88 is: 226.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.64 : 333.34 = 163.88 : x
  2. Step 2: Convert to fraction form
    241.64/333.34 = 163.88/x
  3. Step 3: Cross multiply
    241.64x = 333.34 × 163.88
  4. Step 4: Simplify right side
    241.64x = 54,627.76
  5. Step 5: Solve for x
    x = 54,627.76/241.64
  6. Step 6: Final answer
    x = 226.07

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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.