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Finding the Fourth Proportional to 165,915.60, 248,873.40 and 55,107.60

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Solution

The fourth proportional to 165,915.60, 248,873.40 and 55,107.60 is: 82,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,915.60 : 248,873.40 = 55,107.60 : x
  2. Step 2: Convert to fraction form
    165,915.60/248,873.40 = 55,107.60/x
  3. Step 3: Cross multiply
    165,915.60x = 248,873.40 × 55,107.60
  4. Step 4: Simplify right side
    165,915.60x = 13,714,815,777.84
  5. Step 5: Solve for x
    x = 13,714,815,777.84/165,915.60
  6. Step 6: Final answer
    x = 82,661.40

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