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Finding the Fourth Proportional to 217,822.60, 326,733.90 and 112,846.60

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Solution

The fourth proportional to 217,822.60, 326,733.90 and 112,846.60 is: 169,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,822.60 : 326,733.90 = 112,846.60 : x
  2. Step 2: Convert to fraction form
    217,822.60/326,733.90 = 112,846.60/x
  3. Step 3: Cross multiply
    217,822.60x = 326,733.90 × 112,846.60
  4. Step 4: Simplify right side
    217,822.60x = 36,870,809,719.74
  5. Step 5: Solve for x
    x = 36,870,809,719.74/217,822.60
  6. Step 6: Final answer
    x = 169,269.90

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