Home / 41,121.70-61,682.55-40,732.90

Finding the Fourth Proportional to 41,121.70, 61,682.55 and 40,732.90

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Solution

The fourth proportional to 41,121.70, 61,682.55 and 40,732.90 is: 61,099.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,121.70 : 61,682.55 = 40,732.90 : x
  2. Step 2: Convert to fraction form
    41,121.70/61,682.55 = 40,732.90/x
  3. Step 3: Cross multiply
    41,121.70x = 61,682.55 × 40,732.90
  4. Step 4: Simplify right side
    41,121.70x = 2,512,509,140.90
  5. Step 5: Solve for x
    x = 2,512,509,140.90/41,121.70
  6. Step 6: Final answer
    x = 61,099.35

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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.