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Finding the Fourth Proportional to 104,034.26, 156,308.16 and 66,610.64

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Solution

The fourth proportional to 104,034.26, 156,308.16 and 66,610.64 is: 100,080.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,034.26 : 156,308.16 = 66,610.64 : x
  2. Step 2: Convert to fraction form
    104,034.26/156,308.16 = 66,610.64/x
  3. Step 3: Cross multiply
    104,034.26x = 156,308.16 × 66,610.64
  4. Step 4: Simplify right side
    104,034.26x = 10,411,786,574.82
  5. Step 5: Solve for x
    x = 10,411,786,574.82/104,034.26
  6. Step 6: Final answer
    x = 100,080.36

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