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Finding the Fourth Proportional to 73,040.68, 100,794.09 and 41,212.54

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Solution

The fourth proportional to 73,040.68, 100,794.09 and 41,212.54 is: 56,872.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,040.68 : 100,794.09 = 41,212.54 : x
  2. Step 2: Convert to fraction form
    73,040.68/100,794.09 = 41,212.54/x
  3. Step 3: Cross multiply
    73,040.68x = 100,794.09 × 41,212.54
  4. Step 4: Simplify right side
    73,040.68x = 4,153,980,213.90
  5. Step 5: Solve for x
    x = 4,153,980,213.90/73,040.68
  6. Step 6: Final answer
    x = 56,872.15

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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.