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Finding the Fourth Proportional to 74,855.45, 103,317.88 and 49,366.41

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Solution

The fourth proportional to 74,855.45, 103,317.88 and 49,366.41 is: 68,137.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,855.45 : 103,317.88 = 49,366.41 : x
  2. Step 2: Convert to fraction form
    74,855.45/103,317.88 = 49,366.41/x
  3. Step 3: Cross multiply
    74,855.45x = 103,317.88 × 49,366.41
  4. Step 4: Simplify right side
    74,855.45x = 5,100,432,824.41
  5. Step 5: Solve for x
    x = 5,100,432,824.41/74,855.45
  6. Step 6: Final answer
    x = 68,137.10

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