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Finding the Fourth Proportional to 71,040.93, 98,035.98 and 39,209.82

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Solution

The fourth proportional to 71,040.93, 98,035.98 and 39,209.82 is: 54,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,040.93 : 98,035.98 = 39,209.82 : x
  2. Step 2: Convert to fraction form
    71,040.93/98,035.98 = 39,209.82/x
  3. Step 3: Cross multiply
    71,040.93x = 98,035.98 × 39,209.82
  4. Step 4: Simplify right side
    71,040.93x = 3,843,973,129.32
  5. Step 5: Solve for x
    x = 3,843,973,129.32/71,040.93
  6. Step 6: Final answer
    x = 54,109.27

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