Finding the Fourth Proportional to 68,096.49, 102,144.68 and 18,176.75
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Solution
The fourth proportional to 68,096.49, 102,144.68 and 18,176.75 is: 27,265.11
Step by Step Solution
- Step 1: Write the proportion equation
68,096.49 : 102,144.68 = 18,176.75 : x - Step 2: Convert to fraction form
68,096.49/102,144.68 = 18,176.75/x - Step 3: Cross multiply
68,096.49x = 102,144.68 × 18,176.75 - Step 4: Simplify right side
68,096.49x = 1,856,658,312.19 - Step 5: Solve for x
x = 1,856,658,312.19/68,096.49 - Step 6: Final answer
x = 27,265.11
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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.