Home / 206,260.83-284,107.53-145,726.39

Finding the Fourth Proportional to 206,260.83, 284,107.53 and 145,726.39

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Solution

The fourth proportional to 206,260.83, 284,107.53 and 145,726.39 is: 200,726.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,260.83 : 284,107.53 = 145,726.39 : x
  2. Step 2: Convert to fraction form
    206,260.83/284,107.53 = 145,726.39/x
  3. Step 3: Cross multiply
    206,260.83x = 284,107.53 × 145,726.39
  4. Step 4: Simplify right side
    206,260.83x = 41,401,965,620.33
  5. Step 5: Solve for x
    x = 41,401,965,620.33/206,260.83
  6. Step 6: Final answer
    x = 200,726.26

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1.5x scale

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.