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Finding the Fourth Proportional to 207,247.02, 310,870.46 and 74,119.20

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Solution

The fourth proportional to 207,247.02, 310,870.46 and 74,119.20 is: 111,178.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,247.02 : 310,870.46 = 74,119.20 : x
  2. Step 2: Convert to fraction form
    207,247.02/310,870.46 = 74,119.20/x
  3. Step 3: Cross multiply
    207,247.02x = 310,870.46 × 74,119.20
  4. Step 4: Simplify right side
    207,247.02x = 23,041,469,798.83
  5. Step 5: Solve for x
    x = 23,041,469,798.83/207,247.02
  6. Step 6: Final answer
    x = 111,178.77

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