Finding the Fourth Proportional to 201,195.96, 301,770.36 and 68,075.82
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Solution
The fourth proportional to 201,195.96, 301,770.36 and 68,075.82 is: 102,105.75
Step by Step Solution
- Step 1: Write the proportion equation
201,195.96 : 301,770.36 = 68,075.82 : x - Step 2: Convert to fraction form
201,195.96/301,770.36 = 68,075.82/x - Step 3: Cross multiply
201,195.96x = 301,770.36 × 68,075.82 - Step 4: Simplify right side
201,195.96x = 20,543,264,708.70 - Step 5: Solve for x
x = 20,543,264,708.70/201,195.96 - Step 6: Final answer
x = 102,105.75
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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.