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Finding the Fourth Proportional to 122,318.55, 183,477.83 and 102,635.55

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Solution

The fourth proportional to 122,318.55, 183,477.83 and 102,635.55 is: 153,953.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,318.55 : 183,477.83 = 102,635.55 : x
  2. Step 2: Convert to fraction form
    122,318.55/183,477.83 = 102,635.55/x
  3. Step 3: Cross multiply
    122,318.55x = 183,477.83 × 102,635.55
  4. Step 4: Simplify right side
    122,318.55x = 18,831,347,481.68
  5. Step 5: Solve for x
    x = 18,831,347,481.68/122,318.55
  6. Step 6: Final answer
    x = 153,953.33

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