Finding the Fourth Proportional to 232,727.50, 321,163.95 and 126,743.50
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Solution
The fourth proportional to 232,727.50, 321,163.95 and 126,743.50 is: 174,906.03
Step by Step Solution
- Step 1: Write the proportion equation
232,727.50 : 321,163.95 = 126,743.50 : x - Step 2: Convert to fraction form
232,727.50/321,163.95 = 126,743.50/x - Step 3: Cross multiply
232,727.50x = 321,163.95 × 126,743.50 - Step 4: Simplify right side
232,727.50x = 40,705,443,096.83 - Step 5: Solve for x
x = 40,705,443,096.83/232,727.50 - Step 6: Final answer
x = 174,906.03
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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.