Finding the Fourth Proportional to 201,393.16, 302,082.70 and 51,634.96
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Solution
The fourth proportional to 201,393.16, 302,082.70 and 51,634.96 is: 77,450.64
Step by Step Solution
- Step 1: Write the proportion equation
201,393.16 : 302,082.70 = 51,634.96 : x - Step 2: Convert to fraction form
201,393.16/302,082.70 = 51,634.96/x - Step 3: Cross multiply
201,393.16x = 302,082.70 × 51,634.96 - Step 4: Simplify right side
201,393.16x = 15,598,028,131.19 - Step 5: Solve for x
x = 15,598,028,131.19/201,393.16 - Step 6: Final answer
x = 77,450.64
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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.