Finding the Fourth Proportional to 83,766.69, 125,668.53 and 27,604.53
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Solution
The fourth proportional to 83,766.69, 125,668.53 and 27,604.53 is: 41,412.89
Step by Step Solution
- Step 1: Write the proportion equation
83,766.69 : 125,668.53 = 27,604.53 : x - Step 2: Convert to fraction form
83,766.69/125,668.53 = 27,604.53/x - Step 3: Cross multiply
83,766.69x = 125,668.53 × 27,604.53 - Step 4: Simplify right side
83,766.69x = 3,469,020,706.44 - Step 5: Solve for x
x = 3,469,020,706.44/83,766.69 - Step 6: Final answer
x = 41,412.89
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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.