Finding the Fourth Proportional to 248,791.14, 343,331.01 and 141,355.98
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Solution
The fourth proportional to 248,791.14, 343,331.01 and 141,355.98 is: 195,070.82
Step by Step Solution
- Step 1: Write the proportion equation
248,791.14 : 343,331.01 = 141,355.98 : x - Step 2: Convert to fraction form
248,791.14/343,331.01 = 141,355.98/x - Step 3: Cross multiply
248,791.14x = 343,331.01 × 141,355.98 - Step 4: Simplify right side
248,791.14x = 48,531,891,382.94 - Step 5: Solve for x
x = 48,531,891,382.94/248,791.14 - Step 6: Final answer
x = 195,070.82
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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.