Home / 206,934.33-285,570.41-120,898.26

Finding the Fourth Proportional to 206,934.33, 285,570.41 and 120,898.26

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Solution

The fourth proportional to 206,934.33, 285,570.41 and 120,898.26 is: 166,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,934.33 : 285,570.41 = 120,898.26 : x
  2. Step 2: Convert to fraction form
    206,934.33/285,570.41 = 120,898.26/x
  3. Step 3: Cross multiply
    206,934.33x = 285,570.41 × 120,898.26
  4. Step 4: Simplify right side
    206,934.33x = 34,524,965,072.00
  5. Step 5: Solve for x
    x = 34,524,965,072.00/206,934.33
  6. Step 6: Final answer
    x = 166,840.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.