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Finding the Fourth Proportional to 73,109.99, 100,890.92 and 41,280.23

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Solution

The fourth proportional to 73,109.99, 100,890.92 and 41,280.23 is: 56,966.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,109.99 : 100,890.92 = 41,280.23 : x
  2. Step 2: Convert to fraction form
    73,109.99/100,890.92 = 41,280.23/x
  3. Step 3: Cross multiply
    73,109.99x = 100,890.92 × 41,280.23
  4. Step 4: Simplify right side
    73,109.99x = 4,164,800,176.11
  5. Step 5: Solve for x
    x = 4,164,800,176.11/73,109.99
  6. Step 6: Final answer
    x = 56,966.23

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