Home / 83,913.28-125,870.25-33,994.32

Finding the Fourth Proportional to 83,913.28, 125,870.25 and 33,994.32

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Solution

The fourth proportional to 83,913.28, 125,870.25 and 33,994.32 is: 50,991.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,913.28 : 125,870.25 = 33,994.32 : x
  2. Step 2: Convert to fraction form
    83,913.28/125,870.25 = 33,994.32/x
  3. Step 3: Cross multiply
    83,913.28x = 125,870.25 × 33,994.32
  4. Step 4: Simplify right side
    83,913.28x = 4,278,873,556.98
  5. Step 5: Solve for x
    x = 4,278,873,556.98/83,913.28
  6. Step 6: Final answer
    x = 50,991.61

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1.5x scale

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.