Home / 201,726.20-302,589.30-192,049.40

Finding the Fourth Proportional to 201,726.20, 302,589.30 and 192,049.40

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Solution

The fourth proportional to 201,726.20, 302,589.30 and 192,049.40 is: 288,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,726.20 : 302,589.30 = 192,049.40 : x
  2. Step 2: Convert to fraction form
    201,726.20/302,589.30 = 192,049.40/x
  3. Step 3: Cross multiply
    201,726.20x = 302,589.30 × 192,049.40
  4. Step 4: Simplify right side
    201,726.20x = 58,112,093,511.42
  5. Step 5: Solve for x
    x = 58,112,093,511.42/201,726.20
  6. Step 6: Final answer
    x = 288,074.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.