Finding the Fourth Proportional to 163,942.97, 226,236.87 and 92,321.44
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Solution
The fourth proportional to 163,942.97, 226,236.87 and 92,321.44 is: 127,401.09
Step by Step Solution
- Step 1: Write the proportion equation
163,942.97 : 226,236.87 = 92,321.44 : x - Step 2: Convert to fraction form
163,942.97/226,236.87 = 92,321.44/x - Step 3: Cross multiply
163,942.97x = 226,236.87 × 92,321.44 - Step 4: Simplify right side
163,942.97x = 20,886,513,053.90 - Step 5: Solve for x
x = 20,886,513,053.90/163,942.97 - Step 6: Final answer
x = 127,401.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.