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Finding the Fourth Proportional to 207,270.02, 310,904.96 and 74,142.20

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Solution

The fourth proportional to 207,270.02, 310,904.96 and 74,142.20 is: 111,213.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,270.02 : 310,904.96 = 74,142.20 : x
  2. Step 2: Convert to fraction form
    207,270.02/310,904.96 = 74,142.20/x
  3. Step 3: Cross multiply
    207,270.02x = 310,904.96 × 74,142.20
  4. Step 4: Simplify right side
    207,270.02x = 23,051,177,725.31
  5. Step 5: Solve for x
    x = 23,051,177,725.31/207,270.02
  6. Step 6: Final answer
    x = 111,213.27

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