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Finding the Fourth Proportional to 102,614.40, 153,793.11 and 55,112.76

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Solution

The fourth proportional to 102,614.40, 153,793.11 and 55,112.76 is: 82,600.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,614.40 : 153,793.11 = 55,112.76 : x
  2. Step 2: Convert to fraction form
    102,614.40/153,793.11 = 55,112.76/x
  3. Step 3: Cross multiply
    102,614.40x = 153,793.11 × 55,112.76
  4. Step 4: Simplify right side
    102,614.40x = 8,475,962,761.08
  5. Step 5: Solve for x
    x = 8,475,962,761.08/102,614.40
  6. Step 6: Final answer
    x = 82,600.13

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