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Finding the Fourth Proportional to 129,734.59, 179,033.66 and 70,118.59

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Solution

The fourth proportional to 129,734.59, 179,033.66 and 70,118.59 is: 96,763.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,734.59 : 179,033.66 = 70,118.59 : x
  2. Step 2: Convert to fraction form
    129,734.59/179,033.66 = 70,118.59/x
  3. Step 3: Cross multiply
    129,734.59x = 179,033.66 × 70,118.59
  4. Step 4: Simplify right side
    129,734.59x = 12,553,587,451.15
  5. Step 5: Solve for x
    x = 12,553,587,451.15/129,734.59
  6. Step 6: Final answer
    x = 96,763.61

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