Home / 75,382.27-104,020.16-43,550.48

Finding the Fourth Proportional to 75,382.27, 104,020.16 and 43,550.48

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Solution

The fourth proportional to 75,382.27, 104,020.16 and 43,550.48 is: 60,095.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,382.27 : 104,020.16 = 43,550.48 : x
  2. Step 2: Convert to fraction form
    75,382.27/104,020.16 = 43,550.48/x
  3. Step 3: Cross multiply
    75,382.27x = 104,020.16 × 43,550.48
  4. Step 4: Simplify right side
    75,382.27x = 4,530,127,939.97
  5. Step 5: Solve for x
    x = 4,530,127,939.97/75,382.27
  6. Step 6: Final answer
    x = 60,095.41

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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.