Home / 226,806.24-340,216.72-66,868.76

Finding the Fourth Proportional to 226,806.24, 340,216.72 and 66,868.76

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Solution

The fourth proportional to 226,806.24, 340,216.72 and 66,868.76 is: 100,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,806.24 : 340,216.72 = 66,868.76 : x
  2. Step 2: Convert to fraction form
    226,806.24/340,216.72 = 66,868.76/x
  3. Step 3: Cross multiply
    226,806.24x = 340,216.72 × 66,868.76
  4. Step 4: Simplify right side
    226,806.24x = 22,749,868,496.58
  5. Step 5: Solve for x
    x = 22,749,868,496.58/226,806.24
  6. Step 6: Final answer
    x = 100,305.30

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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.