Home / 75,729.87-104,502.96-41,738.25

Finding the Fourth Proportional to 75,729.87, 104,502.96 and 41,738.25

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Solution

The fourth proportional to 75,729.87, 104,502.96 and 41,738.25 is: 57,596.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,729.87 : 104,502.96 = 41,738.25 : x
  2. Step 2: Convert to fraction form
    75,729.87/104,502.96 = 41,738.25/x
  3. Step 3: Cross multiply
    75,729.87x = 104,502.96 × 41,738.25
  4. Step 4: Simplify right side
    75,729.87x = 4,361,770,461.53
  5. Step 5: Solve for x
    x = 4,361,770,461.53/75,729.87
  6. Step 6: Final answer
    x = 57,596.43

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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.