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Finding the Fourth Proportional to 97,603.60, 146,405.40 and 80,982.40

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Solution

The fourth proportional to 97,603.60, 146,405.40 and 80,982.40 is: 121,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,603.60 : 146,405.40 = 80,982.40 : x
  2. Step 2: Convert to fraction form
    97,603.60/146,405.40 = 80,982.40/x
  3. Step 3: Cross multiply
    97,603.60x = 146,405.40 × 80,982.40
  4. Step 4: Simplify right side
    97,603.60x = 11,856,260,664.96
  5. Step 5: Solve for x
    x = 11,856,260,664.96/97,603.60
  6. Step 6: Final answer
    x = 121,473.60

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