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Finding the Fourth Proportional to 104,653.40, 156,976.56 and 45,489.08

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Solution

The fourth proportional to 104,653.40, 156,976.56 and 45,489.08 is: 68,232.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,653.40 : 156,976.56 = 45,489.08 : x
  2. Step 2: Convert to fraction form
    104,653.40/156,976.56 = 45,489.08/x
  3. Step 3: Cross multiply
    104,653.40x = 156,976.56 × 45,489.08
  4. Step 4: Simplify right side
    104,653.40x = 7,140,719,295.96
  5. Step 5: Solve for x
    x = 7,140,719,295.96/104,653.40
  6. Step 6: Final answer
    x = 68,232.08

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