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Finding the Fourth Proportional to 92,893.77, 139,207.82 and 74,230.56

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Solution

The fourth proportional to 92,893.77, 139,207.82 and 74,230.56 is: 111,239.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,893.77 : 139,207.82 = 74,230.56 : x
  2. Step 2: Convert to fraction form
    92,893.77/139,207.82 = 74,230.56/x
  3. Step 3: Cross multiply
    92,893.77x = 139,207.82 × 74,230.56
  4. Step 4: Simplify right side
    92,893.77x = 10,333,474,063.83
  5. Step 5: Solve for x
    x = 10,333,474,063.83/92,893.77
  6. Step 6: Final answer
    x = 111,239.69

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