Finding the Fourth Proportional to 192,872.25, 289,495.44 and 93,102.75
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Solution
The fourth proportional to 192,872.25, 289,495.44 and 93,102.75 is: 139,744.42
Step by Step Solution
- Step 1: Write the proportion equation
192,872.25 : 289,495.44 = 93,102.75 : x - Step 2: Convert to fraction form
192,872.25/289,495.44 = 93,102.75/x - Step 3: Cross multiply
192,872.25x = 289,495.44 × 93,102.75 - Step 4: Simplify right side
192,872.25x = 26,952,821,576.46 - Step 5: Solve for x
x = 26,952,821,576.46/192,872.25 - Step 6: Final answer
x = 139,744.42
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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.