Finding the Fourth Proportional to 199,774.09, 275,696.63 and 114,891.22
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Solution
The fourth proportional to 199,774.09, 275,696.63 and 114,891.22 is: 158,554.70
Step by Step Solution
- Step 1: Write the proportion equation
199,774.09 : 275,696.63 = 114,891.22 : x - Step 2: Convert to fraction form
199,774.09/275,696.63 = 114,891.22/x - Step 3: Cross multiply
199,774.09x = 275,696.63 × 114,891.22 - Step 4: Simplify right side
199,774.09x = 31,675,121,596.13 - Step 5: Solve for x
x = 31,675,121,596.13/199,774.09 - Step 6: Final answer
x = 158,554.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.