Finding the Fourth Proportional to 133,912.26, 200,920.68 and 58,979.75
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Solution
The fourth proportional to 133,912.26, 200,920.68 and 58,979.75 is: 88,492.66
Step by Step Solution
- Step 1: Write the proportion equation
133,912.26 : 200,920.68 = 58,979.75 : x - Step 2: Convert to fraction form
133,912.26/200,920.68 = 58,979.75/x - Step 3: Cross multiply
133,912.26x = 200,920.68 × 58,979.75 - Step 4: Simplify right side
133,912.26x = 11,850,251,476.23 - Step 5: Solve for x
x = 11,850,251,476.23/133,912.26 - Step 6: Final answer
x = 88,492.66
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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.