Finding the Fourth Proportional to 146,496.20, 202,158.99 and 82,832.63
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Solution
The fourth proportional to 146,496.20, 202,158.99 and 82,832.63 is: 114,305.77
Step by Step Solution
- Step 1: Write the proportion equation
146,496.20 : 202,158.99 = 82,832.63 : x - Step 2: Convert to fraction form
146,496.20/202,158.99 = 82,832.63/x - Step 3: Cross multiply
146,496.20x = 202,158.99 × 82,832.63 - Step 4: Simplify right side
146,496.20x = 16,745,359,809.05 - Step 5: Solve for x
x = 16,745,359,809.05/146,496.20 - Step 6: Final answer
x = 114,305.77
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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.