Home / 195,022.34-292,589.26-115,133.20

Finding the Fourth Proportional to 195,022.34, 292,589.26 and 115,133.20

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Solution

The fourth proportional to 195,022.34, 292,589.26 and 115,133.20 is: 172,732.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,022.34 : 292,589.26 = 115,133.20 : x
  2. Step 2: Convert to fraction form
    195,022.34/292,589.26 = 115,133.20/x
  3. Step 3: Cross multiply
    195,022.34x = 292,589.26 × 115,133.20
  4. Step 4: Simplify right side
    195,022.34x = 33,686,737,789.43
  5. Step 5: Solve for x
    x = 33,686,737,789.43/195,022.34
  6. Step 6: Final answer
    x = 172,732.71

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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.