Finding the Fourth Proportional to 84,050.97, 126,093.74 and 57,768.09
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Solution
The fourth proportional to 84,050.97, 126,093.74 and 57,768.09 is: 86,664.01
Step by Step Solution
- Step 1: Write the proportion equation
84,050.97 : 126,093.74 = 57,768.09 : x - Step 2: Convert to fraction form
84,050.97/126,093.74 = 57,768.09/x - Step 3: Cross multiply
84,050.97x = 126,093.74 × 57,768.09 - Step 4: Simplify right side
84,050.97x = 7,284,194,231.92 - Step 5: Solve for x
x = 7,284,194,231.92/84,050.97 - Step 6: Final answer
x = 86,664.01
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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.