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Finding the Fourth Proportional to 118,100.44, 162,979.12 and 75,683.58

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Solution

The fourth proportional to 118,100.44, 162,979.12 and 75,683.58 is: 104,443.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,100.44 : 162,979.12 = 75,683.58 : x
  2. Step 2: Convert to fraction form
    118,100.44/162,979.12 = 75,683.58/x
  3. Step 3: Cross multiply
    118,100.44x = 162,979.12 × 75,683.58
  4. Step 4: Simplify right side
    118,100.44x = 12,334,843,266.85
  5. Step 5: Solve for x
    x = 12,334,843,266.85/118,100.44
  6. Step 6: Final answer
    x = 104,443.67

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