Finding the Fourth Proportional to 46.27, 69.36 and 30.02
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Solution
The fourth proportional to 46.27, 69.36 and 30.02 is: 44.99
Step by Step Solution
- Step 1: Write the proportion equation
46.27 : 69.36 = 30.02 : x - Step 2: Convert to fraction form
46.27/69.36 = 30.02/x - Step 3: Cross multiply
46.27x = 69.36 × 30.02 - Step 4: Simplify right side
46.27x = 2,081.73 - Step 5: Solve for x
x = 2,081.73/46.27 - Step 6: Final answer
x = 44.99
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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.