Home / 69,399.11-104,137.16-33,860.73

Finding the Fourth Proportional to 69,399.11, 104,137.16 and 33,860.73

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Solution

The fourth proportional to 69,399.11, 104,137.16 and 33,860.73 is: 50,809.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,399.11 : 104,137.16 = 33,860.73 : x
  2. Step 2: Convert to fraction form
    69,399.11/104,137.16 = 33,860.73/x
  3. Step 3: Cross multiply
    69,399.11x = 104,137.16 × 33,860.73
  4. Step 4: Simplify right side
    69,399.11x = 3,526,160,257.73
  5. Step 5: Solve for x
    x = 3,526,160,257.73/69,399.11
  6. Step 6: Final answer
    x = 50,809.88

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1.5x scale

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.