Home / 195,144.33-292,982.05-109,815.47

Finding the Fourth Proportional to 195,144.33, 292,982.05 and 109,815.47

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Solution

The fourth proportional to 195,144.33, 292,982.05 and 109,815.47 is: 164,872.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,144.33 : 292,982.05 = 109,815.47 : x
  2. Step 2: Convert to fraction form
    195,144.33/292,982.05 = 109,815.47/x
  3. Step 3: Cross multiply
    195,144.33x = 292,982.05 × 109,815.47
  4. Step 4: Simplify right side
    195,144.33x = 32,173,959,508.33
  5. Step 5: Solve for x
    x = 32,173,959,508.33/195,144.33
  6. Step 6: Final answer
    x = 164,872.64

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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.