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Finding the Fourth Proportional to 124,273.95, 186,226.61 and 91,280.67

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Solution

The fourth proportional to 124,273.95, 186,226.61 and 91,280.67 is: 136,785.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,273.95 : 186,226.61 = 91,280.67 : x
  2. Step 2: Convert to fraction form
    124,273.95/186,226.61 = 91,280.67/x
  3. Step 3: Cross multiply
    124,273.95x = 186,226.61 × 91,280.67
  4. Step 4: Simplify right side
    124,273.95x = 16,998,889,276.23
  5. Step 5: Solve for x
    x = 16,998,889,276.23/124,273.95
  6. Step 6: Final answer
    x = 136,785.62

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