Finding the Fourth Proportional to 207,033.24, 310,538.88 and 66,791.88
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Solution
The fourth proportional to 207,033.24, 310,538.88 and 66,791.88 is: 100,184.28
Step by Step Solution
- Step 1: Write the proportion equation
207,033.24 : 310,538.88 = 66,791.88 : x - Step 2: Convert to fraction form
207,033.24/310,538.88 = 66,791.88/x - Step 3: Cross multiply
207,033.24x = 310,538.88 × 66,791.88 - Step 4: Simplify right side
207,033.24x = 20,741,475,608.29 - Step 5: Solve for x
x = 20,741,475,608.29/207,033.24 - Step 6: Final answer
x = 100,184.28
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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.