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Finding the Fourth Proportional to 74,520.90, 111,890.70 and 44,996.40

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Solution

The fourth proportional to 74,520.90, 111,890.70 and 44,996.40 is: 67,560.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,520.90 : 111,890.70 = 44,996.40 : x
  2. Step 2: Convert to fraction form
    74,520.90/111,890.70 = 44,996.40/x
  3. Step 3: Cross multiply
    74,520.90x = 111,890.70 × 44,996.40
  4. Step 4: Simplify right side
    74,520.90x = 5,034,678,693.48
  5. Step 5: Solve for x
    x = 5,034,678,693.48/74,520.90
  6. Step 6: Final answer
    x = 67,560.63

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