Home / 192,414.49-265,543.79-107,538.33

Finding the Fourth Proportional to 192,414.49, 265,543.79 and 107,538.33

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Solution

The fourth proportional to 192,414.49, 265,543.79 and 107,538.33 is: 148,409.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,414.49 : 265,543.79 = 107,538.33 : x
  2. Step 2: Convert to fraction form
    192,414.49/265,543.79 = 107,538.33/x
  3. Step 3: Cross multiply
    192,414.49x = 265,543.79 × 107,538.33
  4. Step 4: Simplify right side
    192,414.49x = 28,556,135,180.78
  5. Step 5: Solve for x
    x = 28,556,135,180.78/192,414.49
  6. Step 6: Final answer
    x = 148,409.48

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1.5x scale

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.