Finding the Fourth Proportional to 74,082.24, 102,227.04 and 41,815.08
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Solution
The fourth proportional to 74,082.24, 102,227.04 and 41,815.08 is: 57,701.17
Step by Step Solution
- Step 1: Write the proportion equation
74,082.24 : 102,227.04 = 41,815.08 : x - Step 2: Convert to fraction form
74,082.24/102,227.04 = 41,815.08/x - Step 3: Cross multiply
74,082.24x = 102,227.04 × 41,815.08 - Step 4: Simplify right side
74,082.24x = 4,274,631,855.76 - Step 5: Solve for x
x = 4,274,631,855.76/74,082.24 - Step 6: Final answer
x = 57,701.17
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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.