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Finding the Fourth Proportional to 131,814.54, 181,917.09 and 75,234.42

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Solution

The fourth proportional to 131,814.54, 181,917.09 and 75,234.42 is: 103,830.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,814.54 : 181,917.09 = 75,234.42 : x
  2. Step 2: Convert to fraction form
    131,814.54/181,917.09 = 75,234.42/x
  3. Step 3: Cross multiply
    131,814.54x = 181,917.09 × 75,234.42
  4. Step 4: Simplify right side
    131,814.54x = 13,686,426,754.24
  5. Step 5: Solve for x
    x = 13,686,426,754.24/131,814.54
  6. Step 6: Final answer
    x = 103,830.93

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