Finding the Fourth Proportional to 200,082.26, 276,111.51 and 109,439.99
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Solution
The fourth proportional to 200,082.26, 276,111.51 and 109,439.99 is: 151,026.09
Step by Step Solution
- Step 1: Write the proportion equation
200,082.26 : 276,111.51 = 109,439.99 : x - Step 2: Convert to fraction form
200,082.26/276,111.51 = 109,439.99/x - Step 3: Cross multiply
200,082.26x = 276,111.51 × 109,439.99 - Step 4: Simplify right side
200,082.26x = 30,217,641,998.67 - Step 5: Solve for x
x = 30,217,641,998.67/200,082.26 - Step 6: Final answer
x = 151,026.09
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1.5x scale
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.