Finding the Fourth Proportional to 157.23, 235.84 and 41.69
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Solution
The fourth proportional to 157.23, 235.84 and 41.69 is: 62.53
Step by Step Solution
- Step 1: Write the proportion equation
157.23 : 235.84 = 41.69 : x - Step 2: Convert to fraction form
157.23/235.84 = 41.69/x - Step 3: Cross multiply
157.23x = 235.84 × 41.69 - Step 4: Simplify right side
157.23x = 9,830.99 - Step 5: Solve for x
x = 9,830.99/157.23 - Step 6: Final answer
x = 62.53
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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.