Home / 75,786.45-104,583.40-41,793.85

Finding the Fourth Proportional to 75,786.45, 104,583.40 and 41,793.85

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Solution

The fourth proportional to 75,786.45, 104,583.40 and 41,793.85 is: 57,674.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,786.45 : 104,583.40 = 41,793.85 : x
  2. Step 2: Convert to fraction form
    75,786.45/104,583.40 = 41,793.85/x
  3. Step 3: Cross multiply
    75,786.45x = 104,583.40 × 41,793.85
  4. Step 4: Simplify right side
    75,786.45x = 4,370,942,932.09
  5. Step 5: Solve for x
    x = 4,370,942,932.09/75,786.45
  6. Step 6: Final answer
    x = 57,674.46

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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.