Finding the Fourth Proportional to 107.05, 160.51 and 41.99
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Solution
The fourth proportional to 107.05, 160.51 and 41.99 is: 62.96
Step by Step Solution
- Step 1: Write the proportion equation
107.05 : 160.51 = 41.99 : x - Step 2: Convert to fraction form
107.05/160.51 = 41.99/x - Step 3: Cross multiply
107.05x = 160.51 × 41.99 - Step 4: Simplify right side
107.05x = 6,740.49 - Step 5: Solve for x
x = 6,740.49/107.05 - Step 6: Final answer
x = 62.96
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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.