Home / 85,269.29-127,849.26-35,383.82

Finding the Fourth Proportional to 85,269.29, 127,849.26 and 35,383.82

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Solution

The fourth proportional to 85,269.29, 127,849.26 and 35,383.82 is: 53,053.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,269.29 : 127,849.26 = 35,383.82 : x
  2. Step 2: Convert to fraction form
    85,269.29/127,849.26 = 35,383.82/x
  3. Step 3: Cross multiply
    85,269.29x = 127,849.26 × 35,383.82
  4. Step 4: Simplify right side
    85,269.29x = 4,523,794,563.73
  5. Step 5: Solve for x
    x = 4,523,794,563.73/85,269.29
  6. Step 6: Final answer
    x = 53,053.04

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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.