Home / 61,851.20-85,375.22-43,997.99

Finding the Fourth Proportional to 61,851.20, 85,375.22 and 43,997.99

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Solution

The fourth proportional to 61,851.20, 85,375.22 and 43,997.99 is: 60,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,851.20 : 85,375.22 = 43,997.99 : x
  2. Step 2: Convert to fraction form
    61,851.20/85,375.22 = 43,997.99/x
  3. Step 3: Cross multiply
    61,851.20x = 85,375.22 × 43,997.99
  4. Step 4: Simplify right side
    61,851.20x = 3,756,337,428.94
  5. Step 5: Solve for x
    x = 3,756,337,428.94/61,851.20
  6. Step 6: Final answer
    x = 60,731.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.