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Finding the Fourth Proportional to 104,679.73, 156,821.45 and 61,857.13

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Solution

The fourth proportional to 104,679.73, 156,821.45 and 61,857.13 is: 92,668.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,679.73 : 156,821.45 = 61,857.13 : x
  2. Step 2: Convert to fraction form
    104,679.73/156,821.45 = 61,857.13/x
  3. Step 3: Cross multiply
    104,679.73x = 156,821.45 × 61,857.13
  4. Step 4: Simplify right side
    104,679.73x = 9,700,525,241.58
  5. Step 5: Solve for x
    x = 9,700,525,241.58/104,679.73
  6. Step 6: Final answer
    x = 92,668.61

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