Finding the Fourth Proportional to 213,127.57, 319,743.97 and 63,367.21
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Solution
The fourth proportional to 213,127.57, 319,743.97 and 63,367.21 is: 95,066.46
Step by Step Solution
- Step 1: Write the proportion equation
213,127.57 : 319,743.97 = 63,367.21 : x - Step 2: Convert to fraction form
213,127.57/319,743.97 = 63,367.21/x - Step 3: Cross multiply
213,127.57x = 319,743.97 × 63,367.21 - Step 4: Simplify right side
213,127.57x = 20,261,283,293.22 - Step 5: Solve for x
x = 20,261,283,293.22/213,127.57 - Step 6: Final answer
x = 95,066.46
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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.