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Finding the Fourth Proportional to 73,224.81, 101,049.53 and 39,690.81

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Solution

The fourth proportional to 73,224.81, 101,049.53 and 39,690.81 is: 54,772.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,224.81 : 101,049.53 = 39,690.81 : x
  2. Step 2: Convert to fraction form
    73,224.81/101,049.53 = 39,690.81/x
  3. Step 3: Cross multiply
    73,224.81x = 101,049.53 × 39,690.81
  4. Step 4: Simplify right side
    73,224.81x = 4,010,737,497.37
  5. Step 5: Solve for x
    x = 4,010,737,497.37/73,224.81
  6. Step 6: Final answer
    x = 54,772.93

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