Finding the Fourth Proportional to 189,375.36, 284,042.05 and 67,791.08
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Solution
The fourth proportional to 189,375.36, 284,042.05 and 67,791.08 is: 101,679.11
Step by Step Solution
- Step 1: Write the proportion equation
189,375.36 : 284,042.05 = 67,791.08 : x - Step 2: Convert to fraction form
189,375.36/284,042.05 = 67,791.08/x - Step 3: Cross multiply
189,375.36x = 284,042.05 × 67,791.08 - Step 4: Simplify right side
189,375.36x = 19,255,517,334.91 - Step 5: Solve for x
x = 19,255,517,334.91/189,375.36 - Step 6: Final answer
x = 101,679.11
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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.