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Finding the Fourth Proportional to 96,909.75, 133,746.12 and 55,520.69

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Solution

The fourth proportional to 96,909.75, 133,746.12 and 55,520.69 is: 76,624.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,909.75 : 133,746.12 = 55,520.69 : x
  2. Step 2: Convert to fraction form
    96,909.75/133,746.12 = 55,520.69/x
  3. Step 3: Cross multiply
    96,909.75x = 133,746.12 × 55,520.69
  4. Step 4: Simplify right side
    96,909.75x = 7,425,676,198.49
  5. Step 5: Solve for x
    x = 7,425,676,198.49/96,909.75
  6. Step 6: Final answer
    x = 76,624.66

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