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Finding the Fourth Proportional to 71,148.71, 98,182.46 and 40,943.72

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Solution

The fourth proportional to 71,148.71, 98,182.46 and 40,943.72 is: 56,500.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,148.71 : 98,182.46 = 40,943.72 : x
  2. Step 2: Convert to fraction form
    71,148.71/98,182.46 = 40,943.72/x
  3. Step 3: Cross multiply
    71,148.71x = 98,182.46 × 40,943.72
  4. Step 4: Simplify right side
    71,148.71x = 4,019,955,498.97
  5. Step 5: Solve for x
    x = 4,019,955,498.97/71,148.71
  6. Step 6: Final answer
    x = 56,500.75

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