Home / 113,831.48-170,703.46-78,664.52

Finding the Fourth Proportional to 113,831.48, 170,703.46 and 78,664.52

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Solution

The fourth proportional to 113,831.48, 170,703.46 and 78,664.52 is: 117,966.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,831.48 : 170,703.46 = 78,664.52 : x
  2. Step 2: Convert to fraction form
    113,831.48/170,703.46 = 78,664.52/x
  3. Step 3: Cross multiply
    113,831.48x = 170,703.46 × 78,664.52
  4. Step 4: Simplify right side
    113,831.48x = 13,428,305,743.24
  5. Step 5: Solve for x
    x = 13,428,305,743.24/113,831.48
  6. Step 6: Final answer
    x = 117,966.54

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