Home / 269,152.56-371,438.92-154,452.20

Finding the Fourth Proportional to 269,152.56, 371,438.92 and 154,452.20

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Solution

The fourth proportional to 269,152.56, 371,438.92 and 154,452.20 is: 213,148.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,152.56 : 371,438.92 = 154,452.20 : x
  2. Step 2: Convert to fraction form
    269,152.56/371,438.92 = 154,452.20/x
  3. Step 3: Cross multiply
    269,152.56x = 371,438.92 × 154,452.20
  4. Step 4: Simplify right side
    269,152.56x = 57,369,558,359.62
  5. Step 5: Solve for x
    x = 57,369,558,359.62/269,152.56
  6. Step 6: Final answer
    x = 213,148.85

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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.