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Finding the Fourth Proportional to 61,158.80, 91,738.20 and 16,792.40

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Solution

The fourth proportional to 61,158.80, 91,738.20 and 16,792.40 is: 25,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,158.80 : 91,738.20 = 16,792.40 : x
  2. Step 2: Convert to fraction form
    61,158.80/91,738.20 = 16,792.40/x
  3. Step 3: Cross multiply
    61,158.80x = 91,738.20 × 16,792.40
  4. Step 4: Simplify right side
    61,158.80x = 1,540,504,549.68
  5. Step 5: Solve for x
    x = 1,540,504,549.68/61,158.80
  6. Step 6: Final answer
    x = 25,188.60

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