Finding the Fourth Proportional to 207,692.08, 311,545.14 and 57,936.04
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Solution
The fourth proportional to 207,692.08, 311,545.14 and 57,936.04 is: 86,906.02
Step by Step Solution
- Step 1: Write the proportion equation
207,692.08 : 311,545.14 = 57,936.04 : x - Step 2: Convert to fraction form
207,692.08/311,545.14 = 57,936.04/x - Step 3: Cross multiply
207,692.08x = 311,545.14 × 57,936.04 - Step 4: Simplify right side
207,692.08x = 18,049,691,692.85 - Step 5: Solve for x
x = 18,049,691,692.85/207,692.08 - Step 6: Final answer
x = 86,906.02
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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.