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Finding the Fourth Proportional to 104,722.80, 157,084.20 and 103,167.60

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Solution

The fourth proportional to 104,722.80, 157,084.20 and 103,167.60 is: 154,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,722.80 : 157,084.20 = 103,167.60 : x
  2. Step 2: Convert to fraction form
    104,722.80/157,084.20 = 103,167.60/x
  3. Step 3: Cross multiply
    104,722.80x = 157,084.20 × 103,167.60
  4. Step 4: Simplify right side
    104,722.80x = 16,205,999,911.92
  5. Step 5: Solve for x
    x = 16,205,999,911.92/104,722.80
  6. Step 6: Final answer
    x = 154,751.40

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