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Finding the Fourth Proportional to 75,648.98, 113,356.38 and 51,967.88

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Solution

The fourth proportional to 75,648.98, 113,356.38 and 51,967.88 is: 77,871.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,648.98 : 113,356.38 = 51,967.88 : x
  2. Step 2: Convert to fraction form
    75,648.98/113,356.38 = 51,967.88/x
  3. Step 3: Cross multiply
    75,648.98x = 113,356.38 × 51,967.88
  4. Step 4: Simplify right side
    75,648.98x = 5,890,890,753.07
  5. Step 5: Solve for x
    x = 5,890,890,753.07/75,648.98
  6. Step 6: Final answer
    x = 77,871.38

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