Home / 55,904.60-83,856.90-38,321.12

Finding the Fourth Proportional to 55,904.60, 83,856.90 and 38,321.12

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Solution

The fourth proportional to 55,904.60, 83,856.90 and 38,321.12 is: 57,481.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,904.60 : 83,856.90 = 38,321.12 : x
  2. Step 2: Convert to fraction form
    55,904.60/83,856.90 = 38,321.12/x
  3. Step 3: Cross multiply
    55,904.60x = 83,856.90 × 38,321.12
  4. Step 4: Simplify right side
    55,904.60x = 3,213,489,908.44
  5. Step 5: Solve for x
    x = 3,213,489,908.44/55,904.60
  6. Step 6: Final answer
    x = 57,481.68

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