Home / 206,371.26-309,557.37-56,613.72

Finding the Fourth Proportional to 206,371.26, 309,557.37 and 56,613.72

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Solution

The fourth proportional to 206,371.26, 309,557.37 and 56,613.72 is: 84,920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,371.26 : 309,557.37 = 56,613.72 : x
  2. Step 2: Convert to fraction form
    206,371.26/309,557.37 = 56,613.72/x
  3. Step 3: Cross multiply
    206,371.26x = 309,557.37 × 56,613.72
  4. Step 4: Simplify right side
    206,371.26x = 17,525,194,269.12
  5. Step 5: Solve for x
    x = 17,525,194,269.12/206,371.26
  6. Step 6: Final answer
    x = 84,920.71

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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.