Home / 61,245.18-91,782.18-33,104.55

Finding the Fourth Proportional to 61,245.18, 91,782.18 and 33,104.55

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Solution

The fourth proportional to 61,245.18, 91,782.18 and 33,104.55 is: 49,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,245.18 : 91,782.18 = 33,104.55 : x
  2. Step 2: Convert to fraction form
    61,245.18/91,782.18 = 33,104.55/x
  3. Step 3: Cross multiply
    61,245.18x = 91,782.18 × 33,104.55
  4. Step 4: Simplify right side
    61,245.18x = 3,038,407,766.92
  5. Step 5: Solve for x
    x = 3,038,407,766.92/61,245.18
  6. Step 6: Final answer
    x = 49,610.56

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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.