Home / 57,222.24-85,813.92-29,131.44

Finding the Fourth Proportional to 57,222.24, 85,813.92 and 29,131.44

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Solution

The fourth proportional to 57,222.24, 85,813.92 and 29,131.44 is: 43,687.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,222.24 : 85,813.92 = 29,131.44 : x
  2. Step 2: Convert to fraction form
    57,222.24/85,813.92 = 29,131.44/x
  3. Step 3: Cross multiply
    57,222.24x = 85,813.92 × 29,131.44
  4. Step 4: Simplify right side
    57,222.24x = 2,499,883,061.64
  5. Step 5: Solve for x
    x = 2,499,883,061.64/57,222.24
  6. Step 6: Final answer
    x = 43,687.26

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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.