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Finding the Fourth Proportional to 241,061.88, 331,963.89 and 225,658.39

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Solution

The fourth proportional to 241,061.88, 331,963.89 and 225,658.39 is: 310,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,061.88 : 331,963.89 = 225,658.39 : x
  2. Step 2: Convert to fraction form
    241,061.88/331,963.89 = 225,658.39/x
  3. Step 3: Cross multiply
    241,061.88x = 331,963.89 × 225,658.39
  4. Step 4: Simplify right side
    241,061.88x = 74,910,436,955.54
  5. Step 5: Solve for x
    x = 74,910,436,955.54/241,061.88
  6. Step 6: Final answer
    x = 310,751.90

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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.