Home / 83,056.23-124,523.97-33,121.35

Finding the Fourth Proportional to 83,056.23, 124,523.97 and 33,121.35

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Solution

The fourth proportional to 83,056.23, 124,523.97 and 33,121.35 is: 49,657.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,056.23 : 124,523.97 = 33,121.35 : x
  2. Step 2: Convert to fraction form
    83,056.23/124,523.97 = 33,121.35/x
  3. Step 3: Cross multiply
    83,056.23x = 124,523.97 × 33,121.35
  4. Step 4: Simplify right side
    83,056.23x = 4,124,401,993.76
  5. Step 5: Solve for x
    x = 4,124,401,993.76/83,056.23
  6. Step 6: Final answer
    x = 49,657.95

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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.