Home / 269,290.20-371,623.08-148,436.16

Finding the Fourth Proportional to 269,290.20, 371,623.08 and 148,436.16

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Solution

The fourth proportional to 269,290.20, 371,623.08 and 148,436.16 is: 204,843.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,290.20 : 371,623.08 = 148,436.16 : x
  2. Step 2: Convert to fraction form
    269,290.20/371,623.08 = 148,436.16/x
  3. Step 3: Cross multiply
    269,290.20x = 371,623.08 × 148,436.16
  4. Step 4: Simplify right side
    269,290.20x = 55,162,302,962.57
  5. Step 5: Solve for x
    x = 55,162,302,962.57/269,290.20
  6. Step 6: Final answer
    x = 204,843.34

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1.5x scale

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.