Home / 83,909.14-125,907.59-33,994.54

Finding the Fourth Proportional to 83,909.14, 125,907.59 and 33,994.54

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Solution

The fourth proportional to 83,909.14, 125,907.59 and 33,994.54 is: 51,009.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,909.14 : 125,907.59 = 33,994.54 : x
  2. Step 2: Convert to fraction form
    83,909.14/125,907.59 = 33,994.54/x
  3. Step 3: Cross multiply
    83,909.14x = 125,907.59 × 33,994.54
  4. Step 4: Simplify right side
    83,909.14x = 4,280,170,604.56
  5. Step 5: Solve for x
    x = 4,280,170,604.56/83,909.14
  6. Step 6: Final answer
    x = 51,009.59

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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.