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Finding the Fourth Proportional to 122,584.40, 183,876.60 and 43,787.60

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Solution

The fourth proportional to 122,584.40, 183,876.60 and 43,787.60 is: 65,681.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,584.40 : 183,876.60 = 43,787.60 : x
  2. Step 2: Convert to fraction form
    122,584.40/183,876.60 = 43,787.60/x
  3. Step 3: Cross multiply
    122,584.40x = 183,876.60 × 43,787.60
  4. Step 4: Simplify right side
    122,584.40x = 8,051,515,010.16
  5. Step 5: Solve for x
    x = 8,051,515,010.16/122,584.40
  6. Step 6: Final answer
    x = 65,681.40

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