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Finding the Fourth Proportional to 67,396.71, 101,077.76 and 20,000.60

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Solution

The fourth proportional to 67,396.71, 101,077.76 and 20,000.60 is: 29,995.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,396.71 : 101,077.76 = 20,000.60 : x
  2. Step 2: Convert to fraction form
    67,396.71/101,077.76 = 20,000.60/x
  3. Step 3: Cross multiply
    67,396.71x = 101,077.76 × 20,000.60
  4. Step 4: Simplify right side
    67,396.71x = 2,021,615,241.26
  5. Step 5: Solve for x
    x = 2,021,615,241.26/67,396.71
  6. Step 6: Final answer
    x = 29,995.76

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