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Finding the Fourth Proportional to 204,027.60, 306,041.40 and 137,672.40

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Solution

The fourth proportional to 204,027.60, 306,041.40 and 137,672.40 is: 206,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,027.60 : 306,041.40 = 137,672.40 : x
  2. Step 2: Convert to fraction form
    204,027.60/306,041.40 = 137,672.40/x
  3. Step 3: Cross multiply
    204,027.60x = 306,041.40 × 137,672.40
  4. Step 4: Simplify right side
    204,027.60x = 42,133,454,037.36
  5. Step 5: Solve for x
    x = 42,133,454,037.36/204,027.60
  6. Step 6: Final answer
    x = 206,508.60

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