Home / 248,709.45-373,136.82-80,226.04

Finding the Fourth Proportional to 248,709.45, 373,136.82 and 80,226.04

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Solution

The fourth proportional to 248,709.45, 373,136.82 and 80,226.04 is: 120,362.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,709.45 : 373,136.82 = 80,226.04 : x
  2. Step 2: Convert to fraction form
    248,709.45/373,136.82 = 80,226.04/x
  3. Step 3: Cross multiply
    248,709.45x = 373,136.82 × 80,226.04
  4. Step 4: Simplify right side
    248,709.45x = 29,935,289,446.79
  5. Step 5: Solve for x
    x = 29,935,289,446.79/248,709.45
  6. Step 6: Final answer
    x = 120,362.49

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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.