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Finding the Fourth Proportional to 103,465.92, 155,198.88 and 36,903.36

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Solution

The fourth proportional to 103,465.92, 155,198.88 and 36,903.36 is: 55,355.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,465.92 : 155,198.88 = 36,903.36 : x
  2. Step 2: Convert to fraction form
    103,465.92/155,198.88 = 36,903.36/x
  3. Step 3: Cross multiply
    103,465.92x = 155,198.88 × 36,903.36
  4. Step 4: Simplify right side
    103,465.92x = 5,727,360,140.24
  5. Step 5: Solve for x
    x = 5,727,360,140.24/103,465.92
  6. Step 6: Final answer
    x = 55,355.04

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