Home / 192,136.10-265,136.82-107,258.54

Finding the Fourth Proportional to 192,136.10, 265,136.82 and 107,258.54

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Solution

The fourth proportional to 192,136.10, 265,136.82 and 107,258.54 is: 148,010.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,136.10 : 265,136.82 = 107,258.54 : x
  2. Step 2: Convert to fraction form
    192,136.10/265,136.82 = 107,258.54/x
  3. Step 3: Cross multiply
    192,136.10x = 265,136.82 × 107,258.54
  4. Step 4: Simplify right side
    192,136.10x = 28,438,188,213.44
  5. Step 5: Solve for x
    x = 28,438,188,213.44/192,136.10
  6. Step 6: Final answer
    x = 148,010.65

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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.