Home / 57,131.30-85,682.97-23,851.64

Finding the Fourth Proportional to 57,131.30, 85,682.97 and 23,851.64

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Solution

The fourth proportional to 57,131.30, 85,682.97 and 23,851.64 is: 35,771.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,131.30 : 85,682.97 = 23,851.64 : x
  2. Step 2: Convert to fraction form
    57,131.30/85,682.97 = 23,851.64/x
  3. Step 3: Cross multiply
    57,131.30x = 85,682.97 × 23,851.64
  4. Step 4: Simplify right side
    57,131.30x = 2,043,679,354.57
  5. Step 5: Solve for x
    x = 2,043,679,354.57/57,131.30
  6. Step 6: Final answer
    x = 35,771.62

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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.