Finding the Fourth Proportional to 154.98, 232.60 and 63.65
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Solution
The fourth proportional to 154.98, 232.60 and 63.65 is: 95.53
Step by Step Solution
- Step 1: Write the proportion equation
154.98 : 232.60 = 63.65 : x - Step 2: Convert to fraction form
154.98/232.60 = 63.65/x - Step 3: Cross multiply
154.98x = 232.60 × 63.65 - Step 4: Simplify right side
154.98x = 14,804.99 - Step 5: Solve for x
x = 14,804.99/154.98 - Step 6: Final answer
x = 95.53
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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.