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Finding the Fourth Proportional to 115,497.80, 173,246.70 and 108,499.40

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Solution

The fourth proportional to 115,497.80, 173,246.70 and 108,499.40 is: 162,749.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,497.80 : 173,246.70 = 108,499.40 : x
  2. Step 2: Convert to fraction form
    115,497.80/173,246.70 = 108,499.40/x
  3. Step 3: Cross multiply
    115,497.80x = 173,246.70 × 108,499.40
  4. Step 4: Simplify right side
    115,497.80x = 18,797,163,001.98
  5. Step 5: Solve for x
    x = 18,797,163,001.98/115,497.80
  6. Step 6: Final answer
    x = 162,749.10

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