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Finding the Fourth Proportional to 134,740.20, 202,110.30 and 72,532.20

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Solution

The fourth proportional to 134,740.20, 202,110.30 and 72,532.20 is: 108,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,740.20 : 202,110.30 = 72,532.20 : x
  2. Step 2: Convert to fraction form
    134,740.20/202,110.30 = 72,532.20/x
  3. Step 3: Cross multiply
    134,740.20x = 202,110.30 × 72,532.20
  4. Step 4: Simplify right side
    134,740.20x = 14,659,504,701.66
  5. Step 5: Solve for x
    x = 14,659,504,701.66/134,740.20
  6. Step 6: Final answer
    x = 108,798.30

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