Home / 88,747,672.98-122,469,439.21-49,589,771.57

Finding the Fourth Proportional to 88,747,672.98, 122,469,439.21 and 49,589,771.57

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Solution

The fourth proportional to 88,747,672.98, 122,469,439.21 and 49,589,771.57 is: 68,432,571.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,747,672.98 : 122,469,439.21 = 49,589,771.57 : x
  2. Step 2: Convert to fraction form
    88,747,672.98/122,469,439.21 = 49,589,771.57/x
  3. Step 3: Cross multiply
    88,747,672.98x = 122,469,439.21 × 49,589,771.57
  4. Step 4: Simplify right side
    88,747,672.98x = 6,073,231,513,993,579
  5. Step 5: Solve for x
    x = 6,073,231,513,993,579/88,747,672.98
  6. Step 6: Final answer
    x = 68,432,571.92

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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.