Finding the Fourth Proportional to 239.24, 329.99 and 150.77
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Solution
The fourth proportional to 239.24, 329.99 and 150.77 is: 207.96
Step by Step Solution
- Step 1: Write the proportion equation
239.24 : 329.99 = 150.77 : x - Step 2: Convert to fraction form
239.24/329.99 = 150.77/x - Step 3: Cross multiply
239.24x = 329.99 × 150.77 - Step 4: Simplify right side
239.24x = 49,750.19 - Step 5: Solve for x
x = 49,750.19/239.24 - Step 6: Final answer
x = 207.96
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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.