Finding the Fourth Proportional to 201,596.79, 278,087.83 and 126,014.07
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Solution
The fourth proportional to 201,596.79, 278,087.83 and 126,014.07 is: 173,827.07
Step by Step Solution
- Step 1: Write the proportion equation
201,596.79 : 278,087.83 = 126,014.07 : x - Step 2: Convert to fraction form
201,596.79/278,087.83 = 126,014.07/x - Step 3: Cross multiply
201,596.79x = 278,087.83 × 126,014.07 - Step 4: Simplify right side
201,596.79x = 35,042,979,275.77 - Step 5: Solve for x
x = 35,042,979,275.77/201,596.79 - Step 6: Final answer
x = 173,827.07
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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.