Finding the Fourth Proportional to 146,635.26, 202,356.78 and 79,567.26
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Solution
The fourth proportional to 146,635.26, 202,356.78 and 79,567.26 is: 109,802.88
Step by Step Solution
- Step 1: Write the proportion equation
146,635.26 : 202,356.78 = 79,567.26 : x - Step 2: Convert to fraction form
146,635.26/202,356.78 = 79,567.26/x - Step 3: Cross multiply
146,635.26x = 202,356.78 × 79,567.26 - Step 4: Simplify right side
146,635.26x = 16,100,974,527.02 - Step 5: Solve for x
x = 16,100,974,527.02/146,635.26 - Step 6: Final answer
x = 109,802.88
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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.