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Finding the Fourth Proportional to 122,570.20, 184,028.10 and 75,914.20

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Solution

The fourth proportional to 122,570.20, 184,028.10 and 75,914.20 is: 113,978.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,570.20 : 184,028.10 = 75,914.20 : x
  2. Step 2: Convert to fraction form
    122,570.20/184,028.10 = 75,914.20/x
  3. Step 3: Cross multiply
    122,570.20x = 184,028.10 × 75,914.20
  4. Step 4: Simplify right side
    122,570.20x = 13,970,345,989.02
  5. Step 5: Solve for x
    x = 13,970,345,989.02/122,570.20
  6. Step 6: Final answer
    x = 113,978.32

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