Home / 45,485.20-68,144.67-32,974.21

Finding the Fourth Proportional to 45,485.20, 68,144.67 and 32,974.21

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Solution

The fourth proportional to 45,485.20, 68,144.67 and 32,974.21 is: 49,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,485.20 : 68,144.67 = 32,974.21 : x
  2. Step 2: Convert to fraction form
    45,485.20/68,144.67 = 32,974.21/x
  3. Step 3: Cross multiply
    45,485.20x = 68,144.67 × 32,974.21
  4. Step 4: Simplify right side
    45,485.20x = 2,247,016,658.96
  5. Step 5: Solve for x
    x = 2,247,016,658.96/45,485.20
  6. Step 6: Final answer
    x = 49,401.05

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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.