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Finding the Fourth Proportional to 104,986.54, 157,447.47 and 30,086.58

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Solution

The fourth proportional to 104,986.54, 157,447.47 and 30,086.58 is: 45,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,986.54 : 157,447.47 = 30,086.58 : x
  2. Step 2: Convert to fraction form
    104,986.54/157,447.47 = 30,086.58/x
  3. Step 3: Cross multiply
    104,986.54x = 157,447.47 × 30,086.58
  4. Step 4: Simplify right side
    104,986.54x = 4,737,055,901.95
  5. Step 5: Solve for x
    x = 4,737,055,901.95/104,986.54
  6. Step 6: Final answer
    x = 45,120.60

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