Finding the Fourth Proportional to 234,716.49, 323,908.92 and 127,286.49
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Solution
The fourth proportional to 234,716.49, 323,908.92 and 127,286.49 is: 175,655.45
Step by Step Solution
- Step 1: Write the proportion equation
234,716.49 : 323,908.92 = 127,286.49 : x - Step 2: Convert to fraction form
234,716.49/323,908.92 = 127,286.49/x - Step 3: Cross multiply
234,716.49x = 323,908.92 × 127,286.49 - Step 4: Simplify right side
234,716.49x = 41,229,229,506.49 - Step 5: Solve for x
x = 41,229,229,506.49/234,716.49 - Step 6: Final answer
x = 175,655.45
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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.