Home / 269,436.28-371,804.88-148,578.34

Finding the Fourth Proportional to 269,436.28, 371,804.88 and 148,578.34

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Solution

The fourth proportional to 269,436.28, 371,804.88 and 148,578.34 is: 205,028.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,436.28 : 371,804.88 = 148,578.34 : x
  2. Step 2: Convert to fraction form
    269,436.28/371,804.88 = 148,578.34/x
  3. Step 3: Cross multiply
    269,436.28x = 371,804.88 × 148,578.34
  4. Step 4: Simplify right side
    269,436.28x = 55,242,151,874.30
  5. Step 5: Solve for x
    x = 55,242,151,874.30/269,436.28
  6. Step 6: Final answer
    x = 205,028.63

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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.