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Finding the Fourth Proportional to 73,180.94, 100,984.11 and 44,496.61

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Solution

The fourth proportional to 73,180.94, 100,984.11 and 44,496.61 is: 61,401.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,180.94 : 100,984.11 = 44,496.61 : x
  2. Step 2: Convert to fraction form
    73,180.94/100,984.11 = 44,496.61/x
  3. Step 3: Cross multiply
    73,180.94x = 100,984.11 × 44,496.61
  4. Step 4: Simplify right side
    73,180.94x = 4,493,450,558.87
  5. Step 5: Solve for x
    x = 4,493,450,558.87/73,180.94
  6. Step 6: Final answer
    x = 61,401.92

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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.