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Finding the Fourth Proportional to 55,828.92, 83,755.68 and 30,905.32

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Solution

The fourth proportional to 55,828.92, 83,755.68 and 30,905.32 is: 46,364.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,828.92 : 83,755.68 = 30,905.32 : x
  2. Step 2: Convert to fraction form
    55,828.92/83,755.68 = 30,905.32/x
  3. Step 3: Cross multiply
    55,828.92x = 83,755.68 × 30,905.32
  4. Step 4: Simplify right side
    55,828.92x = 2,588,496,092.22
  5. Step 5: Solve for x
    x = 2,588,496,092.22/55,828.92
  6. Step 6: Final answer
    x = 46,364.79

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