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Finding the Fourth Proportional to 117,730.05, 162,469.49 and 64,015.41

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Solution

The fourth proportional to 117,730.05, 162,469.49 and 64,015.41 is: 88,342.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,730.05 : 162,469.49 = 64,015.41 : x
  2. Step 2: Convert to fraction form
    117,730.05/162,469.49 = 64,015.41/x
  3. Step 3: Cross multiply
    117,730.05x = 162,469.49 × 64,015.41
  4. Step 4: Simplify right side
    117,730.05x = 10,400,551,014.84
  5. Step 5: Solve for x
    x = 10,400,551,014.84/117,730.05
  6. Step 6: Final answer
    x = 88,342.36

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