Finding the Fourth Proportional to 46.65, 69.48 and 44.31
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Solution
The fourth proportional to 46.65, 69.48 and 44.31 is: 65.99
Step by Step Solution
- Step 1: Write the proportion equation
46.65 : 69.48 = 44.31 : x - Step 2: Convert to fraction form
46.65/69.48 = 44.31/x - Step 3: Cross multiply
46.65x = 69.48 × 44.31 - Step 4: Simplify right side
46.65x = 3,078.66 - Step 5: Solve for x
x = 3,078.66/46.65 - Step 6: Final answer
x = 65.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.