Home / 173,193.78-238,939.42-100,584.32

Finding the Fourth Proportional to 173,193.78, 238,939.42 and 100,584.32

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Solution

The fourth proportional to 173,193.78, 238,939.42 and 100,584.32 is: 138,766.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,193.78 : 238,939.42 = 100,584.32 : x
  2. Step 2: Convert to fraction form
    173,193.78/238,939.42 = 100,584.32/x
  3. Step 3: Cross multiply
    173,193.78x = 238,939.42 × 100,584.32
  4. Step 4: Simplify right side
    173,193.78x = 24,033,557,824.33
  5. Step 5: Solve for x
    x = 24,033,557,824.33/173,193.78
  6. Step 6: Final answer
    x = 138,766.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.