Finding the Fourth Proportional to 192,466.25, 288,819.66 and 92,636.99
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Solution
The fourth proportional to 192,466.25, 288,819.66 and 92,636.99 is: 139,013.38
Step by Step Solution
- Step 1: Write the proportion equation
192,466.25 : 288,819.66 = 92,636.99 : x - Step 2: Convert to fraction form
192,466.25/288,819.66 = 92,636.99/x - Step 3: Cross multiply
192,466.25x = 288,819.66 × 92,636.99 - Step 4: Simplify right side
192,466.25x = 26,755,383,955.22 - Step 5: Solve for x
x = 26,755,383,955.22/192,466.25 - Step 6: Final answer
x = 139,013.38
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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.