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Finding the Fourth Proportional to 144,958.20, 200,043.77 and 81,294.63

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Solution

The fourth proportional to 144,958.20, 200,043.77 and 81,294.63 is: 112,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,958.20 : 200,043.77 = 81,294.63 : x
  2. Step 2: Convert to fraction form
    144,958.20/200,043.77 = 81,294.63/x
  3. Step 3: Cross multiply
    144,958.20x = 200,043.77 × 81,294.63
  4. Step 4: Simplify right side
    144,958.20x = 16,262,483,859.48
  5. Step 5: Solve for x
    x = 16,262,483,859.48/144,958.20
  6. Step 6: Final answer
    x = 112,187.40

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