Home / 83,409.85-125,121.61-24,245.46

Finding the Fourth Proportional to 83,409.85, 125,121.61 and 24,245.46

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Solution

The fourth proportional to 83,409.85, 125,121.61 and 24,245.46 is: 36,370.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,409.85 : 125,121.61 = 24,245.46 : x
  2. Step 2: Convert to fraction form
    83,409.85/125,121.61 = 24,245.46/x
  3. Step 3: Cross multiply
    83,409.85x = 125,121.61 × 24,245.46
  4. Step 4: Simplify right side
    83,409.85x = 3,033,631,020.70
  5. Step 5: Solve for x
    x = 3,033,631,020.70/83,409.85
  6. Step 6: Final answer
    x = 36,370.18

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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.