Finding the Fourth Proportional to 194,239.14, 268,070.49 and 113,692.74
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Solution
The fourth proportional to 194,239.14, 268,070.49 and 113,692.74 is: 156,907.97
Step by Step Solution
- Step 1: Write the proportion equation
194,239.14 : 268,070.49 = 113,692.74 : x - Step 2: Convert to fraction form
194,239.14/268,070.49 = 113,692.74/x - Step 3: Cross multiply
194,239.14x = 268,070.49 × 113,692.74 - Step 4: Simplify right side
194,239.14x = 30,477,668,521.24 - Step 5: Solve for x
x = 30,477,668,521.24/194,239.14 - Step 6: Final answer
x = 156,907.97
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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.