Finding the Fourth Proportional to 151,846.70, 227,764.65 and 68,740.70
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Solution
The fourth proportional to 151,846.70, 227,764.65 and 68,740.70 is: 103,108.61
Step by Step Solution
- Step 1: Write the proportion equation
151,846.70 : 227,764.65 = 68,740.70 : x - Step 2: Convert to fraction form
151,846.70/227,764.65 = 68,740.70/x - Step 3: Cross multiply
151,846.70x = 227,764.65 × 68,740.70 - Step 4: Simplify right side
151,846.70x = 15,656,701,476.26 - Step 5: Solve for x
x = 15,656,701,476.26/151,846.70 - Step 6: Final answer
x = 103,108.61
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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.