Home / 248,451.17-372,479.31-108,111.38

Finding the Fourth Proportional to 248,451.17, 372,479.31 and 108,111.38

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Solution

The fourth proportional to 248,451.17, 372,479.31 and 108,111.38 is: 162,081.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,451.17 : 372,479.31 = 108,111.38 : x
  2. Step 2: Convert to fraction form
    248,451.17/372,479.31 = 108,111.38/x
  3. Step 3: Cross multiply
    248,451.17x = 372,479.31 × 108,111.38
  4. Step 4: Simplify right side
    248,451.17x = 40,269,250,363.15
  5. Step 5: Solve for x
    x = 40,269,250,363.15/248,451.17
  6. Step 6: Final answer
    x = 162,081.15

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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.