Home / 154,375.20-213,079.68-90,733.44

Finding the Fourth Proportional to 154,375.20, 213,079.68 and 90,733.44

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Solution

The fourth proportional to 154,375.20, 213,079.68 and 90,733.44 is: 125,236.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,375.20 : 213,079.68 = 90,733.44 : x
  2. Step 2: Convert to fraction form
    154,375.20/213,079.68 = 90,733.44/x
  3. Step 3: Cross multiply
    154,375.20x = 213,079.68 × 90,733.44
  4. Step 4: Simplify right side
    154,375.20x = 19,333,452,360.50
  5. Step 5: Solve for x
    x = 19,333,452,360.50/154,375.20
  6. Step 6: Final answer
    x = 125,236.78

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