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Finding the Fourth Proportional to 241.07, 332.12 and 229.55

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Solution

The fourth proportional to 241.07, 332.12 and 229.55 is: 316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.07 : 332.12 = 229.55 : x
  2. Step 2: Convert to fraction form
    241.07/332.12 = 229.55/x
  3. Step 3: Cross multiply
    241.07x = 332.12 × 229.55
  4. Step 4: Simplify right side
    241.07x = 76,237.06
  5. Step 5: Solve for x
    x = 76,237.06/241.07
  6. Step 6: Final answer
    x = 316.25

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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.