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Finding the Fourth Proportional to 227,868.88, 341,745.72 and 67,907.92

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Solution

The fourth proportional to 227,868.88, 341,745.72 and 67,907.92 is: 101,844.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,868.88 : 341,745.72 = 67,907.92 : x
  2. Step 2: Convert to fraction form
    227,868.88/341,745.72 = 67,907.92/x
  3. Step 3: Cross multiply
    227,868.88x = 341,745.72 × 67,907.92
  4. Step 4: Simplify right side
    227,868.88x = 23,207,241,014.10
  5. Step 5: Solve for x
    x = 23,207,241,014.10/227,868.88
  6. Step 6: Final answer
    x = 101,844.71

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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.