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Finding the Fourth Proportional to 73,415.69, 101,313.75 and 39,881.69

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Solution

The fourth proportional to 73,415.69, 101,313.75 and 39,881.69 is: 55,036.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,415.69 : 101,313.75 = 39,881.69 : x
  2. Step 2: Convert to fraction form
    73,415.69/101,313.75 = 39,881.69/x
  3. Step 3: Cross multiply
    73,415.69x = 101,313.75 × 39,881.69
  4. Step 4: Simplify right side
    73,415.69x = 4,040,563,570.24
  5. Step 5: Solve for x
    x = 4,040,563,570.24/73,415.69
  6. Step 6: Final answer
    x = 55,036.79

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