Home / 269,757.05-372,264.77-148,898.39

Finding the Fourth Proportional to 269,757.05, 372,264.77 and 148,898.39

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Solution

The fourth proportional to 269,757.05, 372,264.77 and 148,898.39 is: 205,479.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,757.05 : 372,264.77 = 148,898.39 : x
  2. Step 2: Convert to fraction form
    269,757.05/372,264.77 = 148,898.39/x
  3. Step 3: Cross multiply
    269,757.05x = 372,264.77 × 148,898.39
  4. Step 4: Simplify right side
    269,757.05x = 55,429,622,300.90
  5. Step 5: Solve for x
    x = 55,429,622,300.90/269,757.05
  6. Step 6: Final answer
    x = 205,479.79

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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.