Finding the Fourth Proportional to 169,253.61, 253,874.23 and 68,082.99
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Solution
The fourth proportional to 169,253.61, 253,874.23 and 68,082.99 is: 102,122.00
Step by Step Solution
- Step 1: Write the proportion equation
169,253.61 : 253,874.23 = 68,082.99 : x - Step 2: Convert to fraction form
169,253.61/253,874.23 = 68,082.99/x - Step 3: Cross multiply
169,253.61x = 253,874.23 × 68,082.99 - Step 4: Simplify right side
169,253.61x = 17,284,516,662.35 - Step 5: Solve for x
x = 17,284,516,662.35/169,253.61 - Step 6: Final answer
x = 102,122.00
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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.