Finding the Fourth Proportional to 178,769.26, 246,703.05 and 98,198.58
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Solution
The fourth proportional to 178,769.26, 246,703.05 and 98,198.58 is: 135,514.85
Step by Step Solution
- Step 1: Write the proportion equation
178,769.26 : 246,703.05 = 98,198.58 : x - Step 2: Convert to fraction form
178,769.26/246,703.05 = 98,198.58/x - Step 3: Cross multiply
178,769.26x = 246,703.05 × 98,198.58 - Step 4: Simplify right side
178,769.26x = 24,225,889,562.93 - Step 5: Solve for x
x = 24,225,889,562.93/178,769.26 - Step 6: Final answer
x = 135,514.85
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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.