Finding the Fourth Proportional to 150.74, 207.99 and 95.44
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Solution
The fourth proportional to 150.74, 207.99 and 95.44 is: 131.69
Step by Step Solution
- Step 1: Write the proportion equation
150.74 : 207.99 = 95.44 : x - Step 2: Convert to fraction form
150.74/207.99 = 95.44/x - Step 3: Cross multiply
150.74x = 207.99 × 95.44 - Step 4: Simplify right side
150.74x = 19,850.05 - Step 5: Solve for x
x = 19,850.05/150.74 - Step 6: Final answer
x = 131.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.