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Finding the Fourth Proportional to 67,483.40, 101,225.10 and 20,736.20

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Solution

The fourth proportional to 67,483.40, 101,225.10 and 20,736.20 is: 31,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,483.40 : 101,225.10 = 20,736.20 : x
  2. Step 2: Convert to fraction form
    67,483.40/101,225.10 = 20,736.20/x
  3. Step 3: Cross multiply
    67,483.40x = 101,225.10 × 20,736.20
  4. Step 4: Simplify right side
    67,483.40x = 2,099,023,918.62
  5. Step 5: Solve for x
    x = 2,099,023,918.62/67,483.40
  6. Step 6: Final answer
    x = 31,104.30

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