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Finding the Fourth Proportional to 107,966.70, 161,911.65 and 48,830.70

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Solution

The fourth proportional to 107,966.70, 161,911.65 and 48,830.70 is: 73,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,966.70 : 161,911.65 = 48,830.70 : x
  2. Step 2: Convert to fraction form
    107,966.70/161,911.65 = 48,830.70/x
  3. Step 3: Cross multiply
    107,966.70x = 161,911.65 × 48,830.70
  4. Step 4: Simplify right side
    107,966.70x = 7,906,259,207.66
  5. Step 5: Solve for x
    x = 7,906,259,207.66/107,966.70
  6. Step 6: Final answer
    x = 73,228.68

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