Home / 269,243.07-371,538.74-148,377.61

Finding the Fourth Proportional to 269,243.07, 371,538.74 and 148,377.61

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Solution

The fourth proportional to 269,243.07, 371,538.74 and 148,377.61 is: 204,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,243.07 : 371,538.74 = 148,377.61 : x
  2. Step 2: Convert to fraction form
    269,243.07/371,538.74 = 148,377.61/x
  3. Step 3: Cross multiply
    269,243.07x = 371,538.74 × 148,377.61
  4. Step 4: Simplify right side
    269,243.07x = 55,128,029,705.71
  5. Step 5: Solve for x
    x = 55,128,029,705.71/269,243.07
  6. Step 6: Final answer
    x = 204,751.90

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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.