Finding the Fourth Proportional to 206,330.29, 309,482.67 and 73,193.02
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Solution
The fourth proportional to 206,330.29, 309,482.67 and 73,193.02 is: 109,785.00
Step by Step Solution
- Step 1: Write the proportion equation
206,330.29 : 309,482.67 = 73,193.02 : x - Step 2: Convert to fraction form
206,330.29/309,482.67 = 73,193.02/x - Step 3: Cross multiply
206,330.29x = 309,482.67 × 73,193.02 - Step 4: Simplify right side
206,330.29x = 22,651,970,755.73 - Step 5: Solve for x
x = 22,651,970,755.73/206,330.29 - Step 6: Final answer
x = 109,785.00
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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.