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Finding the Fourth Proportional to 69,464.98, 103,960.41 and 44,151.67

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Solution

The fourth proportional to 69,464.98, 103,960.41 and 44,151.67 is: 66,076.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,464.98 : 103,960.41 = 44,151.67 : x
  2. Step 2: Convert to fraction form
    69,464.98/103,960.41 = 44,151.67/x
  3. Step 3: Cross multiply
    69,464.98x = 103,960.41 × 44,151.67
  4. Step 4: Simplify right side
    69,464.98x = 4,590,025,715.38
  5. Step 5: Solve for x
    x = 4,590,025,715.38/69,464.98
  6. Step 6: Final answer
    x = 66,076.83

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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.