Home / 161,996.09-243,102.60-67,226.37

Finding the Fourth Proportional to 161,996.09, 243,102.60 and 67,226.37

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Solution

The fourth proportional to 161,996.09, 243,102.60 and 67,226.37 is: 100,884.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,996.09 : 243,102.60 = 67,226.37 : x
  2. Step 2: Convert to fraction form
    161,996.09/243,102.60 = 67,226.37/x
  3. Step 3: Cross multiply
    161,996.09x = 243,102.60 × 67,226.37
  4. Step 4: Simplify right side
    161,996.09x = 16,342,905,335.56
  5. Step 5: Solve for x
    x = 16,342,905,335.56/161,996.09
  6. Step 6: Final answer
    x = 100,884.57

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