Home / 75,571.82-104,289.09-41,579.60

Finding the Fourth Proportional to 75,571.82, 104,289.09 and 41,579.60

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Solution

The fourth proportional to 75,571.82, 104,289.09 and 41,579.60 is: 57,379.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,571.82 : 104,289.09 = 41,579.60 : x
  2. Step 2: Convert to fraction form
    75,571.82/104,289.09 = 41,579.60/x
  3. Step 3: Cross multiply
    75,571.82x = 104,289.09 × 41,579.60
  4. Step 4: Simplify right side
    75,571.82x = 4,336,297,969.20
  5. Step 5: Solve for x
    x = 4,336,297,969.20/75,571.82
  6. Step 6: Final answer
    x = 57,379.83

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1.5x scale

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.