Home / 71,336.20-107,234.70-50,702.60

Finding the Fourth Proportional to 71,336.20, 107,234.70 and 50,702.60

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Solution

The fourth proportional to 71,336.20, 107,234.70 and 50,702.60 is: 76,217.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,336.20 : 107,234.70 = 50,702.60 : x
  2. Step 2: Convert to fraction form
    71,336.20/107,234.70 = 50,702.60/x
  3. Step 3: Cross multiply
    71,336.20x = 107,234.70 × 50,702.60
  4. Step 4: Simplify right side
    71,336.20x = 5,437,078,100.22
  5. Step 5: Solve for x
    x = 5,437,078,100.22/71,336.20
  6. Step 6: Final answer
    x = 76,217.66

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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.