Finding the Fourth Proportional to 182,939.46, 274,124.72 and 126,889.08
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Solution
The fourth proportional to 182,939.46, 274,124.72 and 126,889.08 is: 190,136.31
Step by Step Solution
- Step 1: Write the proportion equation
182,939.46 : 274,124.72 = 126,889.08 : x - Step 2: Convert to fraction form
182,939.46/274,124.72 = 126,889.08/x - Step 3: Cross multiply
182,939.46x = 274,124.72 × 126,889.08 - Step 4: Simplify right side
182,939.46x = 34,783,433,526.06 - Step 5: Solve for x
x = 34,783,433,526.06/182,939.46 - Step 6: Final answer
x = 190,136.31
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1.5x scale
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.