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Finding the Fourth Proportional to 54,401.60, 81,602.40 and 49,563.20

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Solution

The fourth proportional to 54,401.60, 81,602.40 and 49,563.20 is: 74,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,401.60 : 81,602.40 = 49,563.20 : x
  2. Step 2: Convert to fraction form
    54,401.60/81,602.40 = 49,563.20/x
  3. Step 3: Cross multiply
    54,401.60x = 81,602.40 × 49,563.20
  4. Step 4: Simplify right side
    54,401.60x = 4,044,476,071.68
  5. Step 5: Solve for x
    x = 4,044,476,071.68/54,401.60
  6. Step 6: Final answer
    x = 74,344.80

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