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Finding the Fourth Proportional to 73,069.75, 100,836.33 and 41,237.97

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Solution

The fourth proportional to 73,069.75, 100,836.33 and 41,237.97 is: 56,908.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,069.75 : 100,836.33 = 41,237.97 : x
  2. Step 2: Convert to fraction form
    73,069.75/100,836.33 = 41,237.97/x
  3. Step 3: Cross multiply
    73,069.75x = 100,836.33 × 41,237.97
  4. Step 4: Simplify right side
    73,069.75x = 4,158,284,841.08
  5. Step 5: Solve for x
    x = 4,158,284,841.08/73,069.75
  6. Step 6: Final answer
    x = 56,908.43

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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.