Finding the Fourth Proportional to 199,006.24, 274,633.84 and 108,366.02
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Solution
The fourth proportional to 199,006.24, 274,633.84 and 108,366.02 is: 149,547.95
Step by Step Solution
- Step 1: Write the proportion equation
199,006.24 : 274,633.84 = 108,366.02 : x - Step 2: Convert to fraction form
199,006.24/274,633.84 = 108,366.02/x - Step 3: Cross multiply
199,006.24x = 274,633.84 × 108,366.02 - Step 4: Simplify right side
199,006.24x = 29,760,976,198.12 - Step 5: Solve for x
x = 29,760,976,198.12/199,006.24 - Step 6: Final answer
x = 149,547.95
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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.