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Finding the Fourth Proportional to 91,140.59, 125,774.36 and 50,856.05

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Solution

The fourth proportional to 91,140.59, 125,774.36 and 50,856.05 is: 70,181.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,140.59 : 125,774.36 = 50,856.05 : x
  2. Step 2: Convert to fraction form
    91,140.59/125,774.36 = 50,856.05/x
  3. Step 3: Cross multiply
    91,140.59x = 125,774.36 × 50,856.05
  4. Step 4: Simplify right side
    91,140.59x = 6,396,386,257.73
  5. Step 5: Solve for x
    x = 6,396,386,257.73/91,140.59
  6. Step 6: Final answer
    x = 70,181.54

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