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Finding the Fourth Proportional to 143,245.41, 214,664.36 and 105,508.73

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Solution

The fourth proportional to 143,245.41, 214,664.36 and 105,508.73 is: 158,113.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,245.41 : 214,664.36 = 105,508.73 : x
  2. Step 2: Convert to fraction form
    143,245.41/214,664.36 = 105,508.73/x
  3. Step 3: Cross multiply
    143,245.41x = 214,664.36 × 105,508.73
  4. Step 4: Simplify right side
    143,245.41x = 22,648,962,399.00
  5. Step 5: Solve for x
    x = 22,648,962,399.00/143,245.41
  6. Step 6: Final answer
    x = 158,113.01

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