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Finding the Fourth Proportional to 100,267.56, 150,401.54 and 41,092.61

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Solution

The fourth proportional to 100,267.56, 150,401.54 and 41,092.61 is: 61,638.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,267.56 : 150,401.54 = 41,092.61 : x
  2. Step 2: Convert to fraction form
    100,267.56/150,401.54 = 41,092.61/x
  3. Step 3: Cross multiply
    100,267.56x = 150,401.54 × 41,092.61
  4. Step 4: Simplify right side
    100,267.56x = 6,180,391,177.34
  5. Step 5: Solve for x
    x = 6,180,391,177.34/100,267.56
  6. Step 6: Final answer
    x = 61,638.99

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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.