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Finding the Fourth Proportional to 100,604.61, 150,930.27 and 29,524.38

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Solution

The fourth proportional to 100,604.61, 150,930.27 and 29,524.38 is: 44,293.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,604.61 : 150,930.27 = 29,524.38 : x
  2. Step 2: Convert to fraction form
    100,604.61/150,930.27 = 29,524.38/x
  3. Step 3: Cross multiply
    100,604.61x = 150,930.27 × 29,524.38
  4. Step 4: Simplify right side
    100,604.61x = 4,456,122,644.98
  5. Step 5: Solve for x
    x = 4,456,122,644.98/100,604.61
  6. Step 6: Final answer
    x = 44,293.42

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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.