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Finding the Fourth Proportional to 97,826.40, 146,520.90 and 84,704.40

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Solution

The fourth proportional to 97,826.40, 146,520.90 and 84,704.40 is: 126,867.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,826.40 : 146,520.90 = 84,704.40 : x
  2. Step 2: Convert to fraction form
    97,826.40/146,520.90 = 84,704.40/x
  3. Step 3: Cross multiply
    97,826.40x = 146,520.90 × 84,704.40
  4. Step 4: Simplify right side
    97,826.40x = 12,410,964,921.96
  5. Step 5: Solve for x
    x = 12,410,964,921.96/97,826.40
  6. Step 6: Final answer
    x = 126,867.24

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