Home / 269,237.04-371,487.24-154,508.64

Finding the Fourth Proportional to 269,237.04, 371,487.24 and 154,508.64

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Solution

The fourth proportional to 269,237.04, 371,487.24 and 154,508.64 is: 213,187.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,237.04 : 371,487.24 = 154,508.64 : x
  2. Step 2: Convert to fraction form
    269,237.04/371,487.24 = 154,508.64/x
  3. Step 3: Cross multiply
    269,237.04x = 371,487.24 × 154,508.64
  4. Step 4: Simplify right side
    269,237.04x = 57,397,988,229.75
  5. Step 5: Solve for x
    x = 57,397,988,229.75/269,237.04
  6. Step 6: Final answer
    x = 213,187.56

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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.