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Finding the Fourth Proportional to 170,447.43, 255,746.46 and 89,375.09

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Solution

The fourth proportional to 170,447.43, 255,746.46 and 89,375.09 is: 134,102.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,447.43 : 255,746.46 = 89,375.09 : x
  2. Step 2: Convert to fraction form
    170,447.43/255,746.46 = 89,375.09/x
  3. Step 3: Cross multiply
    170,447.43x = 255,746.46 × 89,375.09
  4. Step 4: Simplify right side
    170,447.43x = 22,857,363,998.57
  5. Step 5: Solve for x
    x = 22,857,363,998.57/170,447.43
  6. Step 6: Final answer
    x = 134,102.13

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