Finding the Fourth Proportional to 146,797.14, 202,581.09 and 79,729.14
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Solution
The fourth proportional to 146,797.14, 202,581.09 and 79,729.14 is: 110,026.78
Step by Step Solution
- Step 1: Write the proportion equation
146,797.14 : 202,581.09 = 79,729.14 : x - Step 2: Convert to fraction form
146,797.14/202,581.09 = 79,729.14/x - Step 3: Cross multiply
146,797.14x = 202,581.09 × 79,729.14 - Step 4: Simplify right side
146,797.14x = 16,151,616,085.96 - Step 5: Solve for x
x = 16,151,616,085.96/146,797.14 - Step 6: Final answer
x = 110,026.78
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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.