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Finding the Fourth Proportional to 113,668.82, 170,516 and 92,786.62

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Solution

The fourth proportional to 113,668.82, 170,516 and 92,786.62 is: 139,190.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,668.82 : 170,516 = 92,786.62 : x
  2. Step 2: Convert to fraction form
    113,668.82/170,516 = 92,786.62/x
  3. Step 3: Cross multiply
    113,668.82x = 170,516 × 92,786.62
  4. Step 4: Simplify right side
    113,668.82x = 15,821,603,295.92
  5. Step 5: Solve for x
    x = 15,821,603,295.92/113,668.82
  6. Step 6: Final answer
    x = 139,190.35

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