Home / 47,879.10-71,648.55-41,706.90

Finding the Fourth Proportional to 47,879.10, 71,648.55 and 41,706.90

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Solution

The fourth proportional to 47,879.10, 71,648.55 and 41,706.90 is: 62,412.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,879.10 : 71,648.55 = 41,706.90 : x
  2. Step 2: Convert to fraction form
    47,879.10/71,648.55 = 41,706.90/x
  3. Step 3: Cross multiply
    47,879.10x = 71,648.55 × 41,706.90
  4. Step 4: Simplify right side
    47,879.10x = 2,988,238,910.00
  5. Step 5: Solve for x
    x = 2,988,238,910.00/47,879.10
  6. Step 6: Final answer
    x = 62,412.18

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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.