Finding the Fourth Proportional to 202,729.75, 303,799.37 and 97,425.70
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Solution
The fourth proportional to 202,729.75, 303,799.37 and 97,425.70 is: 145,996.66
Step by Step Solution
- Step 1: Write the proportion equation
202,729.75 : 303,799.37 = 97,425.70 : x - Step 2: Convert to fraction form
202,729.75/303,799.37 = 97,425.70/x - Step 3: Cross multiply
202,729.75x = 303,799.37 × 97,425.70 - Step 4: Simplify right side
202,729.75x = 29,597,866,281.81 - Step 5: Solve for x
x = 29,597,866,281.81/202,729.75 - Step 6: Final answer
x = 145,996.66
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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.