Home / 227,867.76-342,016.11-115,628.52

Finding the Fourth Proportional to 227,867.76, 342,016.11 and 115,628.52

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Solution

The fourth proportional to 227,867.76, 342,016.11 and 115,628.52 is: 173,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,867.76 : 342,016.11 = 115,628.52 : x
  2. Step 2: Convert to fraction form
    227,867.76/342,016.11 = 115,628.52/x
  3. Step 3: Cross multiply
    227,867.76x = 342,016.11 × 115,628.52
  4. Step 4: Simplify right side
    227,867.76x = 39,546,816,615.46
  5. Step 5: Solve for x
    x = 39,546,816,615.46/227,867.76
  6. Step 6: Final answer
    x = 173,551.61

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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.