Home / 269,121.92-371,417.44-148,275.60

Finding the Fourth Proportional to 269,121.92, 371,417.44 and 148,275.60

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Solution

The fourth proportional to 269,121.92, 371,417.44 and 148,275.60 is: 204,636.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,121.92 : 371,417.44 = 148,275.60 : x
  2. Step 2: Convert to fraction form
    269,121.92/371,417.44 = 148,275.60/x
  3. Step 3: Cross multiply
    269,121.92x = 371,417.44 × 148,275.60
  4. Step 4: Simplify right side
    269,121.92x = 55,072,143,766.46
  5. Step 5: Solve for x
    x = 55,072,143,766.46/269,121.92
  6. Step 6: Final answer
    x = 204,636.41

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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.