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Finding the Fourth Proportional to 384,172.02, 576,243.45 and 103,696.56

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Solution

The fourth proportional to 384,172.02, 576,243.45 and 103,696.56 is: 155,540.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,172.02 : 576,243.45 = 103,696.56 : x
  2. Step 2: Convert to fraction form
    384,172.02/576,243.45 = 103,696.56/x
  3. Step 3: Cross multiply
    384,172.02x = 576,243.45 × 103,696.56
  4. Step 4: Simplify right side
    384,172.02x = 59,754,463,487.53
  5. Step 5: Solve for x
    x = 59,754,463,487.53/384,172.02
  6. Step 6: Final answer
    x = 155,540.90

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