Finding the Fourth Proportional to 170,245.77, 255,367.97 and 51,916.77
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Solution
The fourth proportional to 170,245.77, 255,367.97 and 51,916.77 is: 77,874.95
Step by Step Solution
- Step 1: Write the proportion equation
170,245.77 : 255,367.97 = 51,916.77 : x - Step 2: Convert to fraction form
170,245.77/255,367.97 = 51,916.77/x - Step 3: Cross multiply
170,245.77x = 255,367.97 × 51,916.77 - Step 4: Simplify right side
170,245.77x = 13,257,880,390.99 - Step 5: Solve for x
x = 13,257,880,390.99/170,245.77 - Step 6: Final answer
x = 77,874.95
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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.