Home / 52,240.20-78,230.70-41,872.20

Finding the Fourth Proportional to 52,240.20, 78,230.70 and 41,872.20

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Solution

The fourth proportional to 52,240.20, 78,230.70 and 41,872.20 is: 62,704.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,240.20 : 78,230.70 = 41,872.20 : x
  2. Step 2: Convert to fraction form
    52,240.20/78,230.70 = 41,872.20/x
  3. Step 3: Cross multiply
    52,240.20x = 78,230.70 × 41,872.20
  4. Step 4: Simplify right side
    52,240.20x = 3,275,691,516.54
  5. Step 5: Solve for x
    x = 3,275,691,516.54/52,240.20
  6. Step 6: Final answer
    x = 62,704.42

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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.