Home / 226,879.87-340,240.46-66,913.37

Finding the Fourth Proportional to 226,879.87, 340,240.46 and 66,913.37

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Solution

The fourth proportional to 226,879.87, 340,240.46 and 66,913.37 is: 100,346.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,879.87 : 340,240.46 = 66,913.37 : x
  2. Step 2: Convert to fraction form
    226,879.87/340,240.46 = 66,913.37/x
  3. Step 3: Cross multiply
    226,879.87x = 340,240.46 × 66,913.37
  4. Step 4: Simplify right side
    226,879.87x = 22,766,635,788.95
  5. Step 5: Solve for x
    x = 22,766,635,788.95/226,879.87
  6. Step 6: Final answer
    x = 100,346.65

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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.