Home / 80,227.24-110,662.26-64,349.80

Finding the Fourth Proportional to 80,227.24, 110,662.26 and 64,349.80

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Solution

The fourth proportional to 80,227.24, 110,662.26 and 64,349.80 is: 88,761.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,227.24 : 110,662.26 = 64,349.80 : x
  2. Step 2: Convert to fraction form
    80,227.24/110,662.26 = 64,349.80/x
  3. Step 3: Cross multiply
    80,227.24x = 110,662.26 × 64,349.80
  4. Step 4: Simplify right side
    80,227.24x = 7,121,094,298.55
  5. Step 5: Solve for x
    x = 7,121,094,298.55/80,227.24
  6. Step 6: Final answer
    x = 88,761.55

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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.