Home / 226,879.20-340,367.28-69,120.24

Finding the Fourth Proportional to 226,879.20, 340,367.28 and 69,120.24

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Solution

The fourth proportional to 226,879.20, 340,367.28 and 69,120.24 is: 103,695.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,879.20 : 340,367.28 = 69,120.24 : x
  2. Step 2: Convert to fraction form
    226,879.20/340,367.28 = 69,120.24/x
  3. Step 3: Cross multiply
    226,879.20x = 340,367.28 × 69,120.24
  4. Step 4: Simplify right side
    226,879.20x = 23,526,268,081.75
  5. Step 5: Solve for x
    x = 23,526,268,081.75/226,879.20
  6. Step 6: Final answer
    x = 103,695.13

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1.5x scale

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.