Home / 80,537.56-120,751.22-41,018.20

Finding the Fourth Proportional to 80,537.56, 120,751.22 and 41,018.20

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Solution

The fourth proportional to 80,537.56, 120,751.22 and 41,018.20 is: 61,499.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,537.56 : 120,751.22 = 41,018.20 : x
  2. Step 2: Convert to fraction form
    80,537.56/120,751.22 = 41,018.20/x
  3. Step 3: Cross multiply
    80,537.56x = 120,751.22 × 41,018.20
  4. Step 4: Simplify right side
    80,537.56x = 4,952,997,692.20
  5. Step 5: Solve for x
    x = 4,952,997,692.20/80,537.56
  6. Step 6: Final answer
    x = 61,499.23

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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.