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Finding the Fourth Proportional to 92,826.78, 128,101.08 and 50,385.33

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Solution

The fourth proportional to 92,826.78, 128,101.08 and 50,385.33 is: 69,531.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,826.78 : 128,101.08 = 50,385.33 : x
  2. Step 2: Convert to fraction form
    92,826.78/128,101.08 = 50,385.33/x
  3. Step 3: Cross multiply
    92,826.78x = 128,101.08 × 50,385.33
  4. Step 4: Simplify right side
    92,826.78x = 6,454,415,189.16
  5. Step 5: Solve for x
    x = 6,454,415,189.16/92,826.78
  6. Step 6: Final answer
    x = 69,531.82

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