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Finding the Fourth Proportional to 88,631.92, 122,309.82 and 48,346.60

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Solution

The fourth proportional to 88,631.92, 122,309.82 and 48,346.60 is: 66,717.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,631.92 : 122,309.82 = 48,346.60 : x
  2. Step 2: Convert to fraction form
    88,631.92/122,309.82 = 48,346.60/x
  3. Step 3: Cross multiply
    88,631.92x = 122,309.82 × 48,346.60
  4. Step 4: Simplify right side
    88,631.92x = 5,913,263,943.61
  5. Step 5: Solve for x
    x = 5,913,263,943.61/88,631.92
  6. Step 6: Final answer
    x = 66,717.09

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