Home / 47,648.20-71,472.30-41,081.80

Finding the Fourth Proportional to 47,648.20, 71,472.30 and 41,081.80

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Solution

The fourth proportional to 47,648.20, 71,472.30 and 41,081.80 is: 61,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,648.20 : 71,472.30 = 41,081.80 : x
  2. Step 2: Convert to fraction form
    47,648.20/71,472.30 = 41,081.80/x
  3. Step 3: Cross multiply
    47,648.20x = 71,472.30 × 41,081.80
  4. Step 4: Simplify right side
    47,648.20x = 2,936,210,734.14
  5. Step 5: Solve for x
    x = 2,936,210,734.14/47,648.20
  6. Step 6: Final answer
    x = 61,622.70

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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.