Home / 80,273.91-110,748.25-51,995.19

Finding the Fourth Proportional to 80,273.91, 110,748.25 and 51,995.19

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Solution

The fourth proportional to 80,273.91, 110,748.25 and 51,995.19 is: 71,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,273.91 : 110,748.25 = 51,995.19 : x
  2. Step 2: Convert to fraction form
    80,273.91/110,748.25 = 51,995.19/x
  3. Step 3: Cross multiply
    80,273.91x = 110,748.25 × 51,995.19
  4. Step 4: Simplify right side
    80,273.91x = 5,758,376,300.92
  5. Step 5: Solve for x
    x = 5,758,376,300.92/80,273.91
  6. Step 6: Final answer
    x = 71,734.10

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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.