Home / 171,023.29-256,202.73-82,339.02

Finding the Fourth Proportional to 171,023.29, 256,202.73 and 82,339.02

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Solution

The fourth proportional to 171,023.29, 256,202.73 and 82,339.02 is: 123,348.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,023.29 : 256,202.73 = 82,339.02 : x
  2. Step 2: Convert to fraction form
    171,023.29/256,202.73 = 82,339.02/x
  3. Step 3: Cross multiply
    171,023.29x = 256,202.73 × 82,339.02
  4. Step 4: Simplify right side
    171,023.29x = 21,095,481,709.52
  5. Step 5: Solve for x
    x = 21,095,481,709.52/171,023.29
  6. Step 6: Final answer
    x = 123,348.59

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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.