Finding the Fourth Proportional to 63.23, 94.72 and 61.41
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Solution
The fourth proportional to 63.23, 94.72 and 61.41 is: 91.99
Step by Step Solution
- Step 1: Write the proportion equation
63.23 : 94.72 = 61.41 : x - Step 2: Convert to fraction form
63.23/94.72 = 61.41/x - Step 3: Cross multiply
63.23x = 94.72 × 61.41 - Step 4: Simplify right side
63.23x = 5,816.60 - Step 5: Solve for x
x = 5,816.60/63.23 - Step 6: Final answer
x = 91.99
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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.