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Finding the Fourth Proportional to 110,779.40, 166,169.10 and 63,977.60

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Solution

The fourth proportional to 110,779.40, 166,169.10 and 63,977.60 is: 95,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,779.40 : 166,169.10 = 63,977.60 : x
  2. Step 2: Convert to fraction form
    110,779.40/166,169.10 = 63,977.60/x
  3. Step 3: Cross multiply
    110,779.40x = 166,169.10 × 63,977.60
  4. Step 4: Simplify right side
    110,779.40x = 10,631,100,212.16
  5. Step 5: Solve for x
    x = 10,631,100,212.16/110,779.40
  6. Step 6: Final answer
    x = 95,966.40

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