Home / 81,923.00-122,849.73-34,559.33

Finding the Fourth Proportional to 81,923.00, 122,849.73 and 34,559.33

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Solution

The fourth proportional to 81,923.00, 122,849.73 and 34,559.33 is: 51,824.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,923.00 : 122,849.73 = 34,559.33 : x
  2. Step 2: Convert to fraction form
    81,923.00/122,849.73 = 34,559.33/x
  3. Step 3: Cross multiply
    81,923.00x = 122,849.73 × 34,559.33
  4. Step 4: Simplify right side
    81,923.00x = 4,245,603,745.23
  5. Step 5: Solve for x
    x = 4,245,603,745.23/81,923.00
  6. Step 6: Final answer
    x = 51,824.32

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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.