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Finding the Fourth Proportional to 104,365.09, 144,023.97 and 56,618.56

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Solution

The fourth proportional to 104,365.09, 144,023.97 and 56,618.56 is: 78,133.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,365.09 : 144,023.97 = 56,618.56 : x
  2. Step 2: Convert to fraction form
    104,365.09/144,023.97 = 56,618.56/x
  3. Step 3: Cross multiply
    104,365.09x = 144,023.97 × 56,618.56
  4. Step 4: Simplify right side
    104,365.09x = 8,154,429,786.88
  5. Step 5: Solve for x
    x = 8,154,429,786.88/104,365.09
  6. Step 6: Final answer
    x = 78,133.69

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