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Finding the Fourth Proportional to 81,841.77, 112,940.57 and 46,031.78

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Solution

The fourth proportional to 81,841.77, 112,940.57 and 46,031.78 is: 63,523.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,841.77 : 112,940.57 = 46,031.78 : x
  2. Step 2: Convert to fraction form
    81,841.77/112,940.57 = 46,031.78/x
  3. Step 3: Cross multiply
    81,841.77x = 112,940.57 × 46,031.78
  4. Step 4: Simplify right side
    81,841.77x = 5,198,854,676.45
  5. Step 5: Solve for x
    x = 5,198,854,676.45/81,841.77
  6. Step 6: Final answer
    x = 63,523.24

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