Finding the Fourth Proportional to 234,382.14, 323,447.45 and 126,951.84
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Solution
The fourth proportional to 234,382.14, 323,447.45 and 126,951.84 is: 175,193.59
Step by Step Solution
- Step 1: Write the proportion equation
234,382.14 : 323,447.45 = 126,951.84 : x - Step 2: Convert to fraction form
234,382.14/323,447.45 = 126,951.84/x - Step 3: Cross multiply
234,382.14x = 323,447.45 × 126,951.84 - Step 4: Simplify right side
234,382.14x = 41,062,248,286.05 - Step 5: Solve for x
x = 41,062,248,286.05/234,382.14 - Step 6: Final answer
x = 175,193.59
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1.5x scale
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.