Home / 226,765.88-340,198.03-68,990.24

Finding the Fourth Proportional to 226,765.88, 340,198.03 and 68,990.24

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Solution

The fourth proportional to 226,765.88, 340,198.03 and 68,990.24 is: 103,500.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,765.88 : 340,198.03 = 68,990.24 : x
  2. Step 2: Convert to fraction form
    226,765.88/340,198.03 = 68,990.24/x
  3. Step 3: Cross multiply
    226,765.88x = 340,198.03 × 68,990.24
  4. Step 4: Simplify right side
    226,765.88x = 23,470,343,737.23
  5. Step 5: Solve for x
    x = 23,470,343,737.23/226,765.88
  6. Step 6: Final answer
    x = 103,500.33

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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.