Home / 107,451.45-161,121.78-48,236.40

Finding the Fourth Proportional to 107,451.45, 161,121.78 and 48,236.40

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Solution

The fourth proportional to 107,451.45, 161,121.78 and 48,236.40 is: 72,329.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,451.45 : 161,121.78 = 48,236.40 : x
  2. Step 2: Convert to fraction form
    107,451.45/161,121.78 = 48,236.40/x
  3. Step 3: Cross multiply
    107,451.45x = 161,121.78 × 48,236.40
  4. Step 4: Simplify right side
    107,451.45x = 7,771,934,628.79
  5. Step 5: Solve for x
    x = 7,771,934,628.79/107,451.45
  6. Step 6: Final answer
    x = 72,329.73

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