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Finding the Fourth Proportional to 104,010.40, 156,015.60 and 83,965.60

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Solution

The fourth proportional to 104,010.40, 156,015.60 and 83,965.60 is: 125,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,010.40 : 156,015.60 = 83,965.60 : x
  2. Step 2: Convert to fraction form
    104,010.40/156,015.60 = 83,965.60/x
  3. Step 3: Cross multiply
    104,010.40x = 156,015.60 × 83,965.60
  4. Step 4: Simplify right side
    104,010.40x = 13,099,943,463.36
  5. Step 5: Solve for x
    x = 13,099,943,463.36/104,010.40
  6. Step 6: Final answer
    x = 125,948.40

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