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Finding the Fourth Proportional to 122,940.30, 184,410.45 and 121,097.10

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Solution

The fourth proportional to 122,940.30, 184,410.45 and 121,097.10 is: 181,645.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,940.30 : 184,410.45 = 121,097.10 : x
  2. Step 2: Convert to fraction form
    122,940.30/184,410.45 = 121,097.10/x
  3. Step 3: Cross multiply
    122,940.30x = 184,410.45 × 121,097.10
  4. Step 4: Simplify right side
    122,940.30x = 22,331,570,704.70
  5. Step 5: Solve for x
    x = 22,331,570,704.70/122,940.30
  6. Step 6: Final answer
    x = 181,645.65

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