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Finding the Fourth Proportional to 362,172.80, 543,259.20 and 162,499.70

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Solution

The fourth proportional to 362,172.80, 543,259.20 and 162,499.70 is: 243,749.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,172.80 : 543,259.20 = 162,499.70 : x
  2. Step 2: Convert to fraction form
    362,172.80/543,259.20 = 162,499.70/x
  3. Step 3: Cross multiply
    362,172.80x = 543,259.20 × 162,499.70
  4. Step 4: Simplify right side
    362,172.80x = 88,279,457,022.24
  5. Step 5: Solve for x
    x = 88,279,457,022.24/362,172.80
  6. Step 6: Final answer
    x = 243,749.55

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