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Finding the Fourth Proportional to 53,690.80, 80,504.20 and 32,929.20

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Solution

The fourth proportional to 53,690.80, 80,504.20 and 32,929.20 is: 49,374.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,690.80 : 80,504.20 = 32,929.20 : x
  2. Step 2: Convert to fraction form
    53,690.80/80,504.20 = 32,929.20/x
  3. Step 3: Cross multiply
    53,690.80x = 80,504.20 × 32,929.20
  4. Step 4: Simplify right side
    53,690.80x = 2,650,938,902.64
  5. Step 5: Solve for x
    x = 2,650,938,902.64/53,690.80
  6. Step 6: Final answer
    x = 49,374.17

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