Home / 73,136.13-109,704.20-17,732.13

Finding the Fourth Proportional to 73,136.13, 109,704.20 and 17,732.13

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Solution

The fourth proportional to 73,136.13, 109,704.20 and 17,732.13 is: 26,598.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,136.13 : 109,704.20 = 17,732.13 : x
  2. Step 2: Convert to fraction form
    73,136.13/109,704.20 = 17,732.13/x
  3. Step 3: Cross multiply
    73,136.13x = 109,704.20 × 17,732.13
  4. Step 4: Simplify right side
    73,136.13x = 1,945,289,135.95
  5. Step 5: Solve for x
    x = 1,945,289,135.95/73,136.13
  6. Step 6: Final answer
    x = 26,598.20

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1.5x scale

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.