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Finding the Fourth Proportional to 281,064.20, 421,668.30 and 162,523.40

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Solution

The fourth proportional to 281,064.20, 421,668.30 and 162,523.40 is: 243,826.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,064.20 : 421,668.30 = 162,523.40 : x
  2. Step 2: Convert to fraction form
    281,064.20/421,668.30 = 162,523.40/x
  3. Step 3: Cross multiply
    281,064.20x = 421,668.30 × 162,523.40
  4. Step 4: Simplify right side
    281,064.20x = 68,530,965,788.22
  5. Step 5: Solve for x
    x = 68,530,965,788.22/281,064.20
  6. Step 6: Final answer
    x = 243,826.73

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