Home / 248,289.25-372,470.92-115,182.96

Finding the Fourth Proportional to 248,289.25, 372,470.92 and 115,182.96

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Solution

The fourth proportional to 248,289.25, 372,470.92 and 115,182.96 is: 172,791.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,289.25 : 372,470.92 = 115,182.96 : x
  2. Step 2: Convert to fraction form
    248,289.25/372,470.92 = 115,182.96/x
  3. Step 3: Cross multiply
    248,289.25x = 372,470.92 × 115,182.96
  4. Step 4: Simplify right side
    248,289.25x = 42,902,301,217.17
  5. Step 5: Solve for x
    x = 42,902,301,217.17/248,289.25
  6. Step 6: Final answer
    x = 172,791.62

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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.