Finding the Fourth Proportional to 183,211.70, 274,350.98 and 120,692.66
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Solution
The fourth proportional to 183,211.70, 274,350.98 and 120,692.66 is: 180,731.63
Step by Step Solution
- Step 1: Write the proportion equation
183,211.70 : 274,350.98 = 120,692.66 : x - Step 2: Convert to fraction form
183,211.70/274,350.98 = 120,692.66/x - Step 3: Cross multiply
183,211.70x = 274,350.98 × 120,692.66 - Step 4: Simplify right side
183,211.70x = 33,112,148,479.78 - Step 5: Solve for x
x = 33,112,148,479.78/183,211.70 - Step 6: Final answer
x = 180,731.63
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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.