Finding the Fourth Proportional to 263,160.24, 363,163.30 and 145,290.97
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Solution
The fourth proportional to 263,160.24, 363,163.30 and 145,290.97 is: 200,502.74
Step by Step Solution
- Step 1: Write the proportion equation
263,160.24 : 363,163.30 = 145,290.97 : x - Step 2: Convert to fraction form
263,160.24/363,163.30 = 145,290.97/x - Step 3: Cross multiply
263,160.24x = 363,163.30 × 145,290.97 - Step 4: Simplify right side
263,160.24x = 52,764,349,390.90 - Step 5: Solve for x
x = 52,764,349,390.90/263,160.24 - Step 6: Final answer
x = 200,502.74
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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.