Home / 270,786.09-373,687.35-149,929.97

Finding the Fourth Proportional to 270,786.09, 373,687.35 and 149,929.97

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Solution

The fourth proportional to 270,786.09, 373,687.35 and 149,929.97 is: 206,904.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,786.09 : 373,687.35 = 149,929.97 : x
  2. Step 2: Convert to fraction form
    270,786.09/373,687.35 = 149,929.97/x
  3. Step 3: Cross multiply
    270,786.09x = 373,687.35 × 149,929.97
  4. Step 4: Simplify right side
    270,786.09x = 56,026,933,689.55
  5. Step 5: Solve for x
    x = 56,026,933,689.55/270,786.09
  6. Step 6: Final answer
    x = 206,904.77

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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.