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Finding the Fourth Proportional to 543,161.40, 814,738.05 and 164,081.40

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Solution

The fourth proportional to 543,161.40, 814,738.05 and 164,081.40 is: 246,120.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,161.40 : 814,738.05 = 164,081.40 : x
  2. Step 2: Convert to fraction form
    543,161.40/814,738.05 = 164,081.40/x
  3. Step 3: Cross multiply
    543,161.40x = 814,738.05 × 164,081.40
  4. Step 4: Simplify right side
    543,161.40x = 133,683,359,877.27
  5. Step 5: Solve for x
    x = 133,683,359,877.27/543,161.40
  6. Step 6: Final answer
    x = 246,120.88

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