Finding the Fourth Proportional to 177,391.80, 266,087.70 and 168,643.80
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Solution
The fourth proportional to 177,391.80, 266,087.70 and 168,643.80 is: 252,965.70
Step by Step Solution
- Step 1: Write the proportion equation
177,391.80 : 266,087.70 = 168,643.80 : x - Step 2: Convert to fraction form
177,391.80/266,087.70 = 168,643.80/x - Step 3: Cross multiply
177,391.80x = 266,087.70 × 168,643.80 - Step 4: Simplify right side
177,391.80x = 44,874,040,861.26 - Step 5: Solve for x
x = 44,874,040,861.26/177,391.80 - Step 6: Final answer
x = 252,965.70
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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.