Home / 98,125.20-135,405.06-55,683.73

Finding the Fourth Proportional to 98,125.20, 135,405.06 and 55,683.73

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Solution

The fourth proportional to 98,125.20, 135,405.06 and 55,683.73 is: 76,839.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,125.20 : 135,405.06 = 55,683.73 : x
  2. Step 2: Convert to fraction form
    98,125.20/135,405.06 = 55,683.73/x
  3. Step 3: Cross multiply
    98,125.20x = 135,405.06 × 55,683.73
  4. Step 4: Simplify right side
    98,125.20x = 7,539,858,762.12
  5. Step 5: Solve for x
    x = 7,539,858,762.12/98,125.20
  6. Step 6: Final answer
    x = 76,839.17

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