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Finding the Fourth Proportional to 115,473.80, 173,210.70 and 96,811.40

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Solution

The fourth proportional to 115,473.80, 173,210.70 and 96,811.40 is: 145,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,473.80 : 173,210.70 = 96,811.40 : x
  2. Step 2: Convert to fraction form
    115,473.80/173,210.70 = 96,811.40/x
  3. Step 3: Cross multiply
    115,473.80x = 173,210.70 × 96,811.40
  4. Step 4: Simplify right side
    115,473.80x = 16,768,770,361.98
  5. Step 5: Solve for x
    x = 16,768,770,361.98/115,473.80
  6. Step 6: Final answer
    x = 145,217.10

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