Home / 107,831.20-161,708.40-48,695.20

Finding the Fourth Proportional to 107,831.20, 161,708.40 and 48,695.20

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Solution

The fourth proportional to 107,831.20, 161,708.40 and 48,695.20 is: 73,025.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,831.20 : 161,708.40 = 48,695.20 : x
  2. Step 2: Convert to fraction form
    107,831.20/161,708.40 = 48,695.20/x
  3. Step 3: Cross multiply
    107,831.20x = 161,708.40 × 48,695.20
  4. Step 4: Simplify right side
    107,831.20x = 7,874,422,879.68
  5. Step 5: Solve for x
    x = 7,874,422,879.68/107,831.20
  6. Step 6: Final answer
    x = 73,025.46

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