Home / 259,922.04-389,896.98-82,442.52

Finding the Fourth Proportional to 259,922.04, 389,896.98 and 82,442.52

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Solution

The fourth proportional to 259,922.04, 389,896.98 and 82,442.52 is: 123,668.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,922.04 : 389,896.98 = 82,442.52 : x
  2. Step 2: Convert to fraction form
    259,922.04/389,896.98 = 82,442.52/x
  3. Step 3: Cross multiply
    259,922.04x = 389,896.98 × 82,442.52
  4. Step 4: Simplify right side
    259,922.04x = 32,144,089,571.59
  5. Step 5: Solve for x
    x = 32,144,089,571.59/259,922.04
  6. Step 6: Final answer
    x = 123,668.20

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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.