Finding the Fourth Proportional to 235,561.94, 353,344.99 and 67,082.13
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Solution
The fourth proportional to 235,561.94, 353,344.99 and 67,082.13 is: 100,623.79
Step by Step Solution
- Step 1: Write the proportion equation
235,561.94 : 353,344.99 = 67,082.13 : x - Step 2: Convert to fraction form
235,561.94/353,344.99 = 67,082.13/x - Step 3: Cross multiply
235,561.94x = 353,344.99 × 67,082.13 - Step 4: Simplify right side
235,561.94x = 23,703,134,386.32 - Step 5: Solve for x
x = 23,703,134,386.32/235,561.94 - Step 6: Final answer
x = 100,623.79
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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.