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Finding the Fourth Proportional to 45,861.97, 68,799.78 and 16,277.33

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Solution

The fourth proportional to 45,861.97, 68,799.78 and 16,277.33 is: 24,418.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,861.97 : 68,799.78 = 16,277.33 : x
  2. Step 2: Convert to fraction form
    45,861.97/68,799.78 = 16,277.33/x
  3. Step 3: Cross multiply
    45,861.97x = 68,799.78 × 16,277.33
  4. Step 4: Simplify right side
    45,861.97x = 1,119,876,440.03
  5. Step 5: Solve for x
    x = 1,119,876,440.03/45,861.97
  6. Step 6: Final answer
    x = 24,418.41

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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.