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Finding the Fourth Proportional to 107,984.60, 161,928.30 and 48,789.80

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Solution

The fourth proportional to 107,984.60, 161,928.30 and 48,789.80 is: 73,162.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,984.60 : 161,928.30 = 48,789.80 : x
  2. Step 2: Convert to fraction form
    107,984.60/161,928.30 = 48,789.80/x
  3. Step 3: Cross multiply
    107,984.60x = 161,928.30 × 48,789.80
  4. Step 4: Simplify right side
    107,984.60x = 7,900,449,371.34
  5. Step 5: Solve for x
    x = 7,900,449,371.34/107,984.60
  6. Step 6: Final answer
    x = 73,162.74

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