Home / 49,947.20-68,896.80-29,790.60

Finding the Fourth Proportional to 49,947.20, 68,896.80 and 29,790.60

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Solution

The fourth proportional to 49,947.20, 68,896.80 and 29,790.60 is: 41,092.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,947.20 : 68,896.80 = 29,790.60 : x
  2. Step 2: Convert to fraction form
    49,947.20/68,896.80 = 29,790.60/x
  3. Step 3: Cross multiply
    49,947.20x = 68,896.80 × 29,790.60
  4. Step 4: Simplify right side
    49,947.20x = 2,052,477,010.08
  5. Step 5: Solve for x
    x = 2,052,477,010.08/49,947.20
  6. Step 6: Final answer
    x = 41,092.93

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1.5x scale

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.