Finding the Fourth Proportional to 194,705.35, 268,696.88 and 114,190.95
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Solution
The fourth proportional to 194,705.35, 268,696.88 and 114,190.95 is: 157,585.56
Step by Step Solution
- Step 1: Write the proportion equation
194,705.35 : 268,696.88 = 114,190.95 : x - Step 2: Convert to fraction form
194,705.35/268,696.88 = 114,190.95/x - Step 3: Cross multiply
194,705.35x = 268,696.88 × 114,190.95 - Step 4: Simplify right side
194,705.35x = 30,682,751,989.24 - Step 5: Solve for x
x = 30,682,751,989.24/194,705.35 - Step 6: Final answer
x = 157,585.56
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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.