Finding the Fourth Proportional to 202,841.76, 304,197.92 and 69,689.92
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Solution
The fourth proportional to 202,841.76, 304,197.92 and 69,689.92 is: 104,512.64
Step by Step Solution
- Step 1: Write the proportion equation
202,841.76 : 304,197.92 = 69,689.92 : x - Step 2: Convert to fraction form
202,841.76/304,197.92 = 69,689.92/x - Step 3: Cross multiply
202,841.76x = 304,197.92 × 69,689.92 - Step 4: Simplify right side
202,841.76x = 21,199,528,708.97 - Step 5: Solve for x
x = 21,199,528,708.97/202,841.76 - Step 6: Final answer
x = 104,512.64
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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.