Home / 206,258.33-284,104.06-145,723.86

Finding the Fourth Proportional to 206,258.33, 284,104.06 and 145,723.86

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Solution

The fourth proportional to 206,258.33, 284,104.06 and 145,723.86 is: 200,722.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,258.33 : 284,104.06 = 145,723.86 : x
  2. Step 2: Convert to fraction form
    206,258.33/284,104.06 = 145,723.86/x
  3. Step 3: Cross multiply
    206,258.33x = 284,104.06 × 145,723.86
  4. Step 4: Simplify right side
    206,258.33x = 41,400,739,900.56
  5. Step 5: Solve for x
    x = 41,400,739,900.56/206,258.33
  6. Step 6: Final answer
    x = 200,722.75

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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.