Home / 75,826.98-104,647.17-41,842.21

Finding the Fourth Proportional to 75,826.98, 104,647.17 and 41,842.21

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Solution

The fourth proportional to 75,826.98, 104,647.17 and 41,842.21 is: 57,745.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,826.98 : 104,647.17 = 41,842.21 : x
  2. Step 2: Convert to fraction form
    75,826.98/104,647.17 = 41,842.21/x
  3. Step 3: Cross multiply
    75,826.98x = 104,647.17 × 41,842.21
  4. Step 4: Simplify right side
    75,826.98x = 4,378,668,863.05
  5. Step 5: Solve for x
    x = 4,378,668,863.05/75,826.98
  6. Step 6: Final answer
    x = 57,745.53

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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.