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Finding the Fourth Proportional to 137,753.60, 206,550.07 and 53,415.18

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Solution

The fourth proportional to 137,753.60, 206,550.07 and 53,415.18 is: 80,091.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,753.60 : 206,550.07 = 53,415.18 : x
  2. Step 2: Convert to fraction form
    137,753.60/206,550.07 = 53,415.18/x
  3. Step 3: Cross multiply
    137,753.60x = 206,550.07 × 53,415.18
  4. Step 4: Simplify right side
    137,753.60x = 11,032,909,034.52
  5. Step 5: Solve for x
    x = 11,032,909,034.52/137,753.60
  6. Step 6: Final answer
    x = 80,091.62

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