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Finding the Fourth Proportional to 103,453.72, 155,192.73 and 36,903.31

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Solution

The fourth proportional to 103,453.72, 155,192.73 and 36,903.31 is: 55,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,453.72 : 155,192.73 = 36,903.31 : x
  2. Step 2: Convert to fraction form
    103,453.72/155,192.73 = 36,903.31/x
  3. Step 3: Cross multiply
    103,453.72x = 155,192.73 × 36,903.31
  4. Step 4: Simplify right side
    103,453.72x = 5,727,124,898.57
  5. Step 5: Solve for x
    x = 5,727,124,898.57/103,453.72
  6. Step 6: Final answer
    x = 55,359.30

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