Home / 73,180.12-109,748.40-31,059.60

Finding the Fourth Proportional to 73,180.12, 109,748.40 and 31,059.60

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Solution

The fourth proportional to 73,180.12, 109,748.40 and 31,059.60 is: 46,580.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,180.12 : 109,748.40 = 31,059.60 : x
  2. Step 2: Convert to fraction form
    73,180.12/109,748.40 = 31,059.60/x
  3. Step 3: Cross multiply
    73,180.12x = 109,748.40 × 31,059.60
  4. Step 4: Simplify right side
    73,180.12x = 3,408,741,404.64
  5. Step 5: Solve for x
    x = 3,408,741,404.64/73,180.12
  6. Step 6: Final answer
    x = 46,580.16

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