Home / 69,778.73-104,683.19-22,382.80

Finding the Fourth Proportional to 69,778.73, 104,683.19 and 22,382.80

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Solution

The fourth proportional to 69,778.73, 104,683.19 and 22,382.80 is: 33,579.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,778.73 : 104,683.19 = 22,382.80 : x
  2. Step 2: Convert to fraction form
    69,778.73/104,683.19 = 22,382.80/x
  3. Step 3: Cross multiply
    69,778.73x = 104,683.19 × 22,382.80
  4. Step 4: Simplify right side
    69,778.73x = 2,343,102,531.51
  5. Step 5: Solve for x
    x = 2,343,102,531.51/69,778.73
  6. Step 6: Final answer
    x = 33,579.04

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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.