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Finding the Fourth Proportional to 104,610.78, 144,444.36 and 64,343.28

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Solution

The fourth proportional to 104,610.78, 144,444.36 and 64,343.28 is: 88,843.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,610.78 : 144,444.36 = 64,343.28 : x
  2. Step 2: Convert to fraction form
    104,610.78/144,444.36 = 64,343.28/x
  3. Step 3: Cross multiply
    104,610.78x = 144,444.36 × 64,343.28
  4. Step 4: Simplify right side
    104,610.78x = 9,294,023,899.90
  5. Step 5: Solve for x
    x = 9,294,023,899.90/104,610.78
  6. Step 6: Final answer
    x = 88,843.84

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