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Finding the Fourth Proportional to 107,805.40, 161,708.10 and 96,400.60

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Solution

The fourth proportional to 107,805.40, 161,708.10 and 96,400.60 is: 144,600.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,805.40 : 161,708.10 = 96,400.60 : x
  2. Step 2: Convert to fraction form
    107,805.40/161,708.10 = 96,400.60/x
  3. Step 3: Cross multiply
    107,805.40x = 161,708.10 × 96,400.60
  4. Step 4: Simplify right side
    107,805.40x = 15,588,757,864.86
  5. Step 5: Solve for x
    x = 15,588,757,864.86/107,805.40
  6. Step 6: Final answer
    x = 144,600.90

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