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Finding the Fourth Proportional to 122,410.40, 183,615.60 and 69,922.40

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Solution

The fourth proportional to 122,410.40, 183,615.60 and 69,922.40 is: 104,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,410.40 : 183,615.60 = 69,922.40 : x
  2. Step 2: Convert to fraction form
    122,410.40/183,615.60 = 69,922.40/x
  3. Step 3: Cross multiply
    122,410.40x = 183,615.60 × 69,922.40
  4. Step 4: Simplify right side
    122,410.40x = 12,838,843,429.44
  5. Step 5: Solve for x
    x = 12,838,843,429.44/122,410.40
  6. Step 6: Final answer
    x = 104,883.60

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