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Finding the Fourth Proportional to 143,005.58, 197,349.99 and 82,581.50

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Solution

The fourth proportional to 143,005.58, 197,349.99 and 82,581.50 is: 113,963.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,005.58 : 197,349.99 = 82,581.50 : x
  2. Step 2: Convert to fraction form
    143,005.58/197,349.99 = 82,581.50/x
  3. Step 3: Cross multiply
    143,005.58x = 197,349.99 × 82,581.50
  4. Step 4: Simplify right side
    143,005.58x = 16,297,457,212.44
  5. Step 5: Solve for x
    x = 16,297,457,212.44/143,005.58
  6. Step 6: Final answer
    x = 113,963.79

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