Home / 269,578.80-372,017.67-148,727.61

Finding the Fourth Proportional to 269,578.80, 372,017.67 and 148,727.61

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Solution

The fourth proportional to 269,578.80, 372,017.67 and 148,727.61 is: 205,243.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,578.80 : 372,017.67 = 148,727.61 : x
  2. Step 2: Convert to fraction form
    269,578.80/372,017.67 = 148,727.61/x
  3. Step 3: Cross multiply
    269,578.80x = 372,017.67 × 148,727.61
  4. Step 4: Simplify right side
    269,578.80x = 55,329,298,936.87
  5. Step 5: Solve for x
    x = 55,329,298,936.87/269,578.80
  6. Step 6: Final answer
    x = 205,243.51

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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.