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Finding the Fourth Proportional to 87,339.88, 120,494.82 and 53,747.56

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Solution

The fourth proportional to 87,339.88, 120,494.82 and 53,747.56 is: 74,150.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,339.88 : 120,494.82 = 53,747.56 : x
  2. Step 2: Convert to fraction form
    87,339.88/120,494.82 = 53,747.56/x
  3. Step 3: Cross multiply
    87,339.88x = 120,494.82 × 53,747.56
  4. Step 4: Simplify right side
    87,339.88x = 6,476,302,567.64
  5. Step 5: Solve for x
    x = 6,476,302,567.64/87,339.88
  6. Step 6: Final answer
    x = 74,150.58

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