Finding the Fourth Proportional to 117,589.48, 162,267.96 and 66,601
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Solution
The fourth proportional to 117,589.48, 162,267.96 and 66,601 is: 91,906.25
Step by Step Solution
- Step 1: Write the proportion equation
117,589.48 : 162,267.96 = 66,601 : x - Step 2: Convert to fraction form
117,589.48/162,267.96 = 66,601/x - Step 3: Cross multiply
117,589.48x = 162,267.96 × 66,601 - Step 4: Simplify right side
117,589.48x = 10,807,208,403.96 - Step 5: Solve for x
x = 10,807,208,403.96/117,589.48 - Step 6: Final answer
x = 91,906.25
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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.