Finding the Fourth Proportional to 213,514.08, 320,316.48 and 63,766.08
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Solution
The fourth proportional to 213,514.08, 320,316.48 and 63,766.08 is: 95,662.67
Step by Step Solution
- Step 1: Write the proportion equation
213,514.08 : 320,316.48 = 63,766.08 : x - Step 2: Convert to fraction form
213,514.08/320,316.48 = 63,766.08/x - Step 3: Cross multiply
213,514.08x = 320,316.48 × 63,766.08 - Step 4: Simplify right side
213,514.08x = 20,425,326,289.00 - Step 5: Solve for x
x = 20,425,326,289.00/213,514.08 - Step 6: Final answer
x = 95,662.67
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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.