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Finding the Fourth Proportional to 362,543.80, 543,815.70 and 125,910.40

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Solution

The fourth proportional to 362,543.80, 543,815.70 and 125,910.40 is: 188,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,543.80 : 543,815.70 = 125,910.40 : x
  2. Step 2: Convert to fraction form
    362,543.80/543,815.70 = 125,910.40/x
  3. Step 3: Cross multiply
    362,543.80x = 543,815.70 × 125,910.40
  4. Step 4: Simplify right side
    362,543.80x = 68,472,052,313.28
  5. Step 5: Solve for x
    x = 68,472,052,313.28/362,543.80
  6. Step 6: Final answer
    x = 188,865.60

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