Finding the Fourth Proportional to 84,227.23, 126,406.86 and 58,761.13
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Solution
The fourth proportional to 84,227.23, 126,406.86 and 58,761.13 is: 88,187.75
Step by Step Solution
- Step 1: Write the proportion equation
84,227.23 : 126,406.86 = 58,761.13 : x - Step 2: Convert to fraction form
84,227.23/126,406.86 = 58,761.13/x - Step 3: Cross multiply
84,227.23x = 126,406.86 × 58,761.13 - Step 4: Simplify right side
84,227.23x = 7,427,809,933.35 - Step 5: Solve for x
x = 7,427,809,933.35/84,227.23 - Step 6: Final answer
x = 88,187.75
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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.