Home / 80,218.08-110,702.26-43,918.92

Finding the Fourth Proportional to 80,218.08, 110,702.26 and 43,918.92

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Solution

The fourth proportional to 80,218.08, 110,702.26 and 43,918.92 is: 60,608.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,218.08 : 110,702.26 = 43,918.92 : x
  2. Step 2: Convert to fraction form
    80,218.08/110,702.26 = 43,918.92/x
  3. Step 3: Cross multiply
    80,218.08x = 110,702.26 × 43,918.92
  4. Step 4: Simplify right side
    80,218.08x = 4,861,923,700.76
  5. Step 5: Solve for x
    x = 4,861,923,700.76/80,218.08
  6. Step 6: Final answer
    x = 60,608.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.