Home / 87,814.44-131,721.75-41,100.12

Finding the Fourth Proportional to 87,814.44, 131,721.75 and 41,100.12

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Solution

The fourth proportional to 87,814.44, 131,721.75 and 41,100.12 is: 61,650.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,814.44 : 131,721.75 = 41,100.12 : x
  2. Step 2: Convert to fraction form
    87,814.44/131,721.75 = 41,100.12/x
  3. Step 3: Cross multiply
    87,814.44x = 131,721.75 × 41,100.12
  4. Step 4: Simplify right side
    87,814.44x = 5,413,779,731.61
  5. Step 5: Solve for x
    x = 5,413,779,731.61/87,814.44
  6. Step 6: Final answer
    x = 61,650.22

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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.