Finding the Fourth Proportional to 201,907.38, 302,526.26 and 122,782.26
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Solution
The fourth proportional to 201,907.38, 302,526.26 and 122,782.26 is: 183,969.79
Step by Step Solution
- Step 1: Write the proportion equation
201,907.38 : 302,526.26 = 122,782.26 : x - Step 2: Convert to fraction form
201,907.38/302,526.26 = 122,782.26/x - Step 3: Cross multiply
201,907.38x = 302,526.26 × 122,782.26 - Step 4: Simplify right side
201,907.38x = 37,144,857,912.15 - Step 5: Solve for x
x = 37,144,857,912.15/201,907.38 - Step 6: Final answer
x = 183,969.79
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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.