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Finding the Fourth Proportional to 236,017.17, 353,949.20 and 78,203.25

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Solution

The fourth proportional to 236,017.17, 353,949.20 and 78,203.25 is: 117,279.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,017.17 : 353,949.20 = 78,203.25 : x
  2. Step 2: Convert to fraction form
    236,017.17/353,949.20 = 78,203.25/x
  3. Step 3: Cross multiply
    236,017.17x = 353,949.20 × 78,203.25
  4. Step 4: Simplify right side
    236,017.17x = 27,679,977,383.88
  5. Step 5: Solve for x
    x = 27,679,977,383.88/236,017.17
  6. Step 6: Final answer
    x = 117,279.51

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