Home / 48,999.57-67,640.09-33,105.54

Finding the Fourth Proportional to 48,999.57, 67,640.09 and 33,105.54

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Solution

The fourth proportional to 48,999.57, 67,640.09 and 33,105.54 is: 45,699.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,999.57 : 67,640.09 = 33,105.54 : x
  2. Step 2: Convert to fraction form
    48,999.57/67,640.09 = 33,105.54/x
  3. Step 3: Cross multiply
    48,999.57x = 67,640.09 × 33,105.54
  4. Step 4: Simplify right side
    48,999.57x = 2,239,261,705.10
  5. Step 5: Solve for x
    x = 2,239,261,705.10/48,999.57
  6. Step 6: Final answer
    x = 45,699.62

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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.