Finding the Fourth Proportional to 183,213.70, 274,208.19 and 104,306.74
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Solution
The fourth proportional to 183,213.70, 274,208.19 and 104,306.74 is: 156,111.48
Step by Step Solution
- Step 1: Write the proportion equation
183,213.70 : 274,208.19 = 104,306.74 : x - Step 2: Convert to fraction form
183,213.70/274,208.19 = 104,306.74/x - Step 3: Cross multiply
183,213.70x = 274,208.19 × 104,306.74 - Step 4: Simplify right side
183,213.70x = 28,601,762,380.20 - Step 5: Solve for x
x = 28,601,762,380.20/183,213.70 - Step 6: Final answer
x = 156,111.48
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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.