Finding the Fourth Proportional to 115,418.96, 173,126.60 and 59,226.62
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Solution
The fourth proportional to 115,418.96, 173,126.60 and 59,226.62 is: 88,838.99
Step by Step Solution
- Step 1: Write the proportion equation
115,418.96 : 173,126.60 = 59,226.62 : x - Step 2: Convert to fraction form
115,418.96/173,126.60 = 59,226.62/x - Step 3: Cross multiply
115,418.96x = 173,126.60 × 59,226.62 - Step 4: Simplify right side
115,418.96x = 10,253,703,350.09 - Step 5: Solve for x
x = 10,253,703,350.09/115,418.96 - Step 6: Final answer
x = 88,838.99
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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.