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Finding the Fourth Proportional to 92,888.56, 128,186.87 and 50,447.09

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Solution

The fourth proportional to 92,888.56, 128,186.87 and 50,447.09 is: 69,617.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,888.56 : 128,186.87 = 50,447.09 : x
  2. Step 2: Convert to fraction form
    92,888.56/128,186.87 = 50,447.09/x
  3. Step 3: Cross multiply
    92,888.56x = 128,186.87 × 50,447.09
  4. Step 4: Simplify right side
    92,888.56x = 6,466,654,919.70
  5. Step 5: Solve for x
    x = 6,466,654,919.70/92,888.56
  6. Step 6: Final answer
    x = 69,617.34

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