Home / 227,619.88-341,485.20-75,816.58

Finding the Fourth Proportional to 227,619.88, 341,485.20 and 75,816.58

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Solution

The fourth proportional to 227,619.88, 341,485.20 and 75,816.58 is: 113,743.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,619.88 : 341,485.20 = 75,816.58 : x
  2. Step 2: Convert to fraction form
    227,619.88/341,485.20 = 75,816.58/x
  3. Step 3: Cross multiply
    227,619.88x = 341,485.20 × 75,816.58
  4. Step 4: Simplify right side
    227,619.88x = 25,890,239,984.62
  5. Step 5: Solve for x
    x = 25,890,239,984.62/227,619.88
  6. Step 6: Final answer
    x = 113,743.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.