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Finding the Fourth Proportional to 97,100.54, 145,658.67 and 26,979.86

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Solution

The fourth proportional to 97,100.54, 145,658.67 and 26,979.86 is: 40,471.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,100.54 : 145,658.67 = 26,979.86 : x
  2. Step 2: Convert to fraction form
    97,100.54/145,658.67 = 26,979.86/x
  3. Step 3: Cross multiply
    97,100.54x = 145,658.67 × 26,979.86
  4. Step 4: Simplify right side
    97,100.54x = 3,929,850,524.39
  5. Step 5: Solve for x
    x = 3,929,850,524.39/97,100.54
  6. Step 6: Final answer
    x = 40,471.97

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