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Finding the Fourth Proportional to 117,928.07, 162,740.62 and 64,213.46

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Solution

The fourth proportional to 117,928.07, 162,740.62 and 64,213.46 is: 88,614.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,928.07 : 162,740.62 = 64,213.46 : x
  2. Step 2: Convert to fraction form
    117,928.07/162,740.62 = 64,213.46/x
  3. Step 3: Cross multiply
    117,928.07x = 162,740.62 × 64,213.46
  4. Step 4: Simplify right side
    117,928.07x = 10,450,138,539.06
  5. Step 5: Solve for x
    x = 10,450,138,539.06/117,928.07
  6. Step 6: Final answer
    x = 88,614.52

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