Finding the Fourth Proportional to 224,517.05, 336,596.69 and 129,639.61
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Solution
The fourth proportional to 224,517.05, 336,596.69 and 129,639.61 is: 194,356.12
Step by Step Solution
- Step 1: Write the proportion equation
224,517.05 : 336,596.69 = 129,639.61 : x - Step 2: Convert to fraction form
224,517.05/336,596.69 = 129,639.61/x - Step 3: Cross multiply
224,517.05x = 336,596.69 × 129,639.61 - Step 4: Simplify right side
224,517.05x = 43,636,263,391.44 - Step 5: Solve for x
x = 43,636,263,391.44/224,517.05 - Step 6: Final answer
x = 194,356.12
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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.