Finding the Fourth Proportional to 169,031.62, 253,674.96 and 115,595.92
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Solution
The fourth proportional to 169,031.62, 253,674.96 and 115,595.92 is: 173,481.09
Step by Step Solution
- Step 1: Write the proportion equation
169,031.62 : 253,674.96 = 115,595.92 : x - Step 2: Convert to fraction form
169,031.62/253,674.96 = 115,595.92/x - Step 3: Cross multiply
169,031.62x = 253,674.96 × 115,595.92 - Step 4: Simplify right side
169,031.62x = 29,323,790,382.16 - Step 5: Solve for x
x = 29,323,790,382.16/169,031.62 - Step 6: Final answer
x = 173,481.09
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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.