Finding the Fourth Proportional to 194,806.69, 268,830.61 and 108,766.99
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Solution
The fourth proportional to 194,806.69, 268,830.61 and 108,766.99 is: 150,096.98
Step by Step Solution
- Step 1: Write the proportion equation
194,806.69 : 268,830.61 = 108,766.99 : x - Step 2: Convert to fraction form
194,806.69/268,830.61 = 108,766.99/x - Step 3: Cross multiply
194,806.69x = 268,830.61 × 108,766.99 - Step 4: Simplify right side
194,806.69x = 29,239,896,333.68 - Step 5: Solve for x
x = 29,239,896,333.68/194,806.69 - Step 6: Final answer
x = 150,096.98
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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.