Home / 226,743.20-340,165.37-68,983.95

Finding the Fourth Proportional to 226,743.20, 340,165.37 and 68,983.95

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Solution

The fourth proportional to 226,743.20, 340,165.37 and 68,983.95 is: 103,491.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,743.20 : 340,165.37 = 68,983.95 : x
  2. Step 2: Convert to fraction form
    226,743.20/340,165.37 = 68,983.95/x
  3. Step 3: Cross multiply
    226,743.20x = 340,165.37 × 68,983.95
  4. Step 4: Simplify right side
    226,743.20x = 23,465,950,530.89
  5. Step 5: Solve for x
    x = 23,465,950,530.89/226,743.20
  6. Step 6: Final answer
    x = 103,491.31

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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.