Home / 185,966.40-278,949.60-111,316.80

Finding the Fourth Proportional to 185,966.40, 278,949.60 and 111,316.80

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Solution

The fourth proportional to 185,966.40, 278,949.60 and 111,316.80 is: 166,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,966.40 : 278,949.60 = 111,316.80 : x
  2. Step 2: Convert to fraction form
    185,966.40/278,949.60 = 111,316.80/x
  3. Step 3: Cross multiply
    185,966.40x = 278,949.60 × 111,316.80
  4. Step 4: Simplify right side
    185,966.40x = 31,051,776,833.28
  5. Step 5: Solve for x
    x = 31,051,776,833.28/185,966.40
  6. Step 6: Final answer
    x = 166,975.20

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