Finding the Fourth Proportional to 202,350.23, 279,243.73 and 111,706.31
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Solution
The fourth proportional to 202,350.23, 279,243.73 and 111,706.31 is: 154,154.94
Step by Step Solution
- Step 1: Write the proportion equation
202,350.23 : 279,243.73 = 111,706.31 : x - Step 2: Convert to fraction form
202,350.23/279,243.73 = 111,706.31/x - Step 3: Cross multiply
202,350.23x = 279,243.73 × 111,706.31 - Step 4: Simplify right side
202,350.23x = 31,193,286,668.94 - Step 5: Solve for x
x = 31,193,286,668.94/202,350.23 - Step 6: Final answer
x = 154,154.94
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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.