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Finding the Fourth Proportional to 180,766.46, 249,472.66 and 100,219.26

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Solution

The fourth proportional to 180,766.46, 249,472.66 and 100,219.26 is: 138,310.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,766.46 : 249,472.66 = 100,219.26 : x
  2. Step 2: Convert to fraction form
    180,766.46/249,472.66 = 100,219.26/x
  3. Step 3: Cross multiply
    180,766.46x = 249,472.66 × 100,219.26
  4. Step 4: Simplify right side
    180,766.46x = 25,001,965,375.43
  5. Step 5: Solve for x
    x = 25,001,965,375.43/180,766.46
  6. Step 6: Final answer
    x = 138,310.86

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