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Finding the Fourth Proportional to 74,294.58, 111,474.81 and 30,007.83

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Solution

The fourth proportional to 74,294.58, 111,474.81 and 30,007.83 is: 45,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,294.58 : 111,474.81 = 30,007.83 : x
  2. Step 2: Convert to fraction form
    74,294.58/111,474.81 = 30,007.83/x
  3. Step 3: Cross multiply
    74,294.58x = 111,474.81 × 30,007.83
  4. Step 4: Simplify right side
    74,294.58x = 3,345,117,147.76
  5. Step 5: Solve for x
    x = 3,345,117,147.76/74,294.58
  6. Step 6: Final answer
    x = 45,025.05

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