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Finding the Fourth Proportional to 74,733.22, 103,073.50 and 47,878.21

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Solution

The fourth proportional to 74,733.22, 103,073.50 and 47,878.21 is: 66,034.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,733.22 : 103,073.50 = 47,878.21 : x
  2. Step 2: Convert to fraction form
    74,733.22/103,073.50 = 47,878.21/x
  3. Step 3: Cross multiply
    74,733.22x = 103,073.50 × 47,878.21
  4. Step 4: Simplify right side
    74,733.22x = 4,934,974,678.44
  5. Step 5: Solve for x
    x = 4,934,974,678.44/74,733.22
  6. Step 6: Final answer
    x = 66,034.55

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