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Finding the Fourth Proportional to 104,749.90, 144,554.59 and 57,003.23

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Solution

The fourth proportional to 104,749.90, 144,554.59 and 57,003.23 is: 78,664.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,749.90 : 144,554.59 = 57,003.23 : x
  2. Step 2: Convert to fraction form
    104,749.90/144,554.59 = 57,003.23/x
  3. Step 3: Cross multiply
    104,749.90x = 144,554.59 × 57,003.23
  4. Step 4: Simplify right side
    104,749.90x = 8,240,078,973.97
  5. Step 5: Solve for x
    x = 8,240,078,973.97/104,749.90
  6. Step 6: Final answer
    x = 78,664.32

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