Home / 269,477.20-371,878.32-148,626.28

Finding the Fourth Proportional to 269,477.20, 371,878.32 and 148,626.28

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Solution

The fourth proportional to 269,477.20, 371,878.32 and 148,626.28 is: 205,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,477.20 : 371,878.32 = 148,626.28 : x
  2. Step 2: Convert to fraction form
    269,477.20/371,878.32 = 148,626.28/x
  3. Step 3: Cross multiply
    269,477.20x = 371,878.32 × 148,626.28
  4. Step 4: Simplify right side
    269,477.20x = 55,270,891,314.25
  5. Step 5: Solve for x
    x = 55,270,891,314.25/269,477.20
  6. Step 6: Final answer
    x = 205,104.15

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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.