Home / 220,745.88-331,121.98-62,974.34

Finding the Fourth Proportional to 220,745.88, 331,121.98 and 62,974.34

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Solution

The fourth proportional to 220,745.88, 331,121.98 and 62,974.34 is: 94,462.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,745.88 : 331,121.98 = 62,974.34 : x
  2. Step 2: Convert to fraction form
    220,745.88/331,121.98 = 62,974.34/x
  3. Step 3: Cross multiply
    220,745.88x = 331,121.98 × 62,974.34
  4. Step 4: Simplify right side
    220,745.88x = 20,852,188,149.99
  5. Step 5: Solve for x
    x = 20,852,188,149.99/220,745.88
  6. Step 6: Final answer
    x = 94,462.41

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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.