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Finding the Fourth Proportional to 97,717.20, 132,021.90 and 97,717.20

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Solution

The fourth proportional to 97,717.20, 132,021.90 and 97,717.20 is: 132,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,717.20 : 132,021.90 = 97,717.20 : x
  2. Step 2: Convert to fraction form
    97,717.20/132,021.90 = 97,717.20/x
  3. Step 3: Cross multiply
    97,717.20x = 132,021.90 × 97,717.20
  4. Step 4: Simplify right side
    97,717.20x = 12,900,810,406.68
  5. Step 5: Solve for x
    x = 12,900,810,406.68/97,717.20
  6. Step 6: Final answer
    x = 132,021.90

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