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Finding the Fourth Proportional to 167,662.37, 251,489.91 and 78,866.66

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Solution

The fourth proportional to 167,662.37, 251,489.91 and 78,866.66 is: 118,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,662.37 : 251,489.91 = 78,866.66 : x
  2. Step 2: Convert to fraction form
    167,662.37/251,489.91 = 78,866.66/x
  3. Step 3: Cross multiply
    167,662.37x = 251,489.91 × 78,866.66
  4. Step 4: Simplify right side
    167,662.37x = 19,834,169,225.40
  5. Step 5: Solve for x
    x = 19,834,169,225.40/167,662.37
  6. Step 6: Final answer
    x = 118,298.28

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