Home / 231,926.80-347,890.20-74,160.40

Finding the Fourth Proportional to 231,926.80, 347,890.20 and 74,160.40

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Solution

The fourth proportional to 231,926.80, 347,890.20 and 74,160.40 is: 111,240.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,926.80 : 347,890.20 = 74,160.40 : x
  2. Step 2: Convert to fraction form
    231,926.80/347,890.20 = 74,160.40/x
  3. Step 3: Cross multiply
    231,926.80x = 347,890.20 × 74,160.40
  4. Step 4: Simplify right side
    231,926.80x = 25,799,676,388.08
  5. Step 5: Solve for x
    x = 25,799,676,388.08/231,926.80
  6. Step 6: Final answer
    x = 111,240.60

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