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Finding the Fourth Proportional to 75,166.05, 103,679.31 and 48,342.49

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Solution

The fourth proportional to 75,166.05, 103,679.31 and 48,342.49 is: 66,680.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,166.05 : 103,679.31 = 48,342.49 : x
  2. Step 2: Convert to fraction form
    75,166.05/103,679.31 = 48,342.49/x
  3. Step 3: Cross multiply
    75,166.05x = 103,679.31 × 48,342.49
  4. Step 4: Simplify right side
    75,166.05x = 5,012,116,006.88
  5. Step 5: Solve for x
    x = 5,012,116,006.88/75,166.05
  6. Step 6: Final answer
    x = 66,680.58

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