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Finding the Fourth Proportional to 107,834.20, 161,712.90 and 48,698.20

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Solution

The fourth proportional to 107,834.20, 161,712.90 and 48,698.20 is: 73,029.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,834.20 : 161,712.90 = 48,698.20 : x
  2. Step 2: Convert to fraction form
    107,834.20/161,712.90 = 48,698.20/x
  3. Step 3: Cross multiply
    107,834.20x = 161,712.90 × 48,698.20
  4. Step 4: Simplify right side
    107,834.20x = 7,875,127,146.78
  5. Step 5: Solve for x
    x = 7,875,127,146.78/107,834.20
  6. Step 6: Final answer
    x = 73,029.96

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