Finding the Fourth Proportional to 213,776.42, 294,882.92 and 141,179.99
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Solution
The fourth proportional to 213,776.42, 294,882.92 and 141,179.99 is: 194,743.49
Step by Step Solution
- Step 1: Write the proportion equation
213,776.42 : 294,882.92 = 141,179.99 : x - Step 2: Convert to fraction form
213,776.42/294,882.92 = 141,179.99/x - Step 3: Cross multiply
213,776.42x = 294,882.92 × 141,179.99 - Step 4: Simplify right side
213,776.42x = 41,631,566,575.31 - Step 5: Solve for x
x = 41,631,566,575.31/213,776.42 - Step 6: Final answer
x = 194,743.49
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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.