Finding the Fourth Proportional to 215,067.67, 296,794.94 and 134,540.98
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Solution
The fourth proportional to 215,067.67, 296,794.94 and 134,540.98 is: 185,667.53
Step by Step Solution
- Step 1: Write the proportion equation
215,067.67 : 296,794.94 = 134,540.98 : x - Step 2: Convert to fraction form
215,067.67/296,794.94 = 134,540.98/x - Step 3: Cross multiply
215,067.67x = 296,794.94 × 134,540.98 - Step 4: Simplify right side
215,067.67x = 39,931,082,086.64 - Step 5: Solve for x
x = 39,931,082,086.64/215,067.67 - Step 6: Final answer
x = 185,667.53
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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.