Home / 76,065.35-104,935.26-49,216.61

Finding the Fourth Proportional to 76,065.35, 104,935.26 and 49,216.61

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Solution

The fourth proportional to 76,065.35, 104,935.26 and 49,216.61 is: 67,896.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,065.35 : 104,935.26 = 49,216.61 : x
  2. Step 2: Convert to fraction form
    76,065.35/104,935.26 = 49,216.61/x
  3. Step 3: Cross multiply
    76,065.35x = 104,935.26 × 49,216.61
  4. Step 4: Simplify right side
    76,065.35x = 5,164,557,766.67
  5. Step 5: Solve for x
    x = 5,164,557,766.67/76,065.35
  6. Step 6: Final answer
    x = 67,896.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.