Home / 83,436.96-125,190-33,552.39

Finding the Fourth Proportional to 83,436.96, 125,190 and 33,552.39

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Solution

The fourth proportional to 83,436.96, 125,190 and 33,552.39 is: 50,342.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,436.96 : 125,190 = 33,552.39 : x
  2. Step 2: Convert to fraction form
    83,436.96/125,190 = 33,552.39/x
  3. Step 3: Cross multiply
    83,436.96x = 125,190 × 33,552.39
  4. Step 4: Simplify right side
    83,436.96x = 4,200,423,704.10
  5. Step 5: Solve for x
    x = 4,200,423,704.10/83,436.96
  6. Step 6: Final answer
    x = 50,342.48

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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.