Home / 137,287.50-206,076.82-121,594.41

Finding the Fourth Proportional to 137,287.50, 206,076.82 and 121,594.41

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Solution

The fourth proportional to 137,287.50, 206,076.82 and 121,594.41 is: 182,520.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,287.50 : 206,076.82 = 121,594.41 : x
  2. Step 2: Convert to fraction form
    137,287.50/206,076.82 = 121,594.41/x
  3. Step 3: Cross multiply
    137,287.50x = 206,076.82 × 121,594.41
  4. Step 4: Simplify right side
    137,287.50x = 25,057,788,721.78
  5. Step 5: Solve for x
    x = 25,057,788,721.78/137,287.50
  6. Step 6: Final answer
    x = 182,520.54

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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.