Home / 57,383.26-85,915.22-29,242.64

Finding the Fourth Proportional to 57,383.26, 85,915.22 and 29,242.64

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Solution

The fourth proportional to 57,383.26, 85,915.22 and 29,242.64 is: 43,782.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,383.26 : 85,915.22 = 29,242.64 : x
  2. Step 2: Convert to fraction form
    57,383.26/85,915.22 = 29,242.64/x
  3. Step 3: Cross multiply
    57,383.26x = 85,915.22 × 29,242.64
  4. Step 4: Simplify right side
    57,383.26x = 2,512,387,848.98
  5. Step 5: Solve for x
    x = 2,512,387,848.98/57,383.26
  6. Step 6: Final answer
    x = 43,782.59

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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.