Home / 80,535.56-120,748.22-41,016.20

Finding the Fourth Proportional to 80,535.56, 120,748.22 and 41,016.20

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Solution

The fourth proportional to 80,535.56, 120,748.22 and 41,016.20 is: 61,496.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,535.56 : 120,748.22 = 41,016.20 : x
  2. Step 2: Convert to fraction form
    80,535.56/120,748.22 = 41,016.20/x
  3. Step 3: Cross multiply
    80,535.56x = 120,748.22 × 41,016.20
  4. Step 4: Simplify right side
    80,535.56x = 4,952,633,141.16
  5. Step 5: Solve for x
    x = 4,952,633,141.16/80,535.56
  6. Step 6: Final answer
    x = 61,496.23

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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.