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Finding the Fourth Proportional to 107,173.26, 160,793.10 and 77,601.78

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Solution

The fourth proportional to 107,173.26, 160,793.10 and 77,601.78 is: 116,426.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,173.26 : 160,793.10 = 77,601.78 : x
  2. Step 2: Convert to fraction form
    107,173.26/160,793.10 = 77,601.78/x
  3. Step 3: Cross multiply
    107,173.26x = 160,793.10 × 77,601.78
  4. Step 4: Simplify right side
    107,173.26x = 12,477,830,771.72
  5. Step 5: Solve for x
    x = 12,477,830,771.72/107,173.26
  6. Step 6: Final answer
    x = 116,426.72

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