Finding the Fourth Proportional to 211,514.69, 317,355.11 and 93,103.02
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Solution
The fourth proportional to 211,514.69, 317,355.11 and 93,103.02 is: 139,691.09
Step by Step Solution
- Step 1: Write the proportion equation
211,514.69 : 317,355.11 = 93,103.02 : x - Step 2: Convert to fraction form
211,514.69/317,355.11 = 93,103.02/x - Step 3: Cross multiply
211,514.69x = 317,355.11 × 93,103.02 - Step 4: Simplify right side
211,514.69x = 29,546,717,101.14 - Step 5: Solve for x
x = 29,546,717,101.14/211,514.69 - Step 6: Final answer
x = 139,691.09
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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.