Finding the Fourth Proportional to 248,306.29, 342,734.97 and 162,277.81
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Solution
The fourth proportional to 248,306.29, 342,734.97 and 162,277.81 is: 223,990.62
Step by Step Solution
- Step 1: Write the proportion equation
248,306.29 : 342,734.97 = 162,277.81 : x - Step 2: Convert to fraction form
248,306.29/342,734.97 = 162,277.81/x - Step 3: Cross multiply
248,306.29x = 342,734.97 × 162,277.81 - Step 4: Simplify right side
248,306.29x = 55,618,280,342.02 - Step 5: Solve for x
x = 55,618,280,342.02/248,306.29 - Step 6: Final answer
x = 223,990.62
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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.