Finding the Fourth Proportional to 263,575.18, 363,733.97 and 142,716.53
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Solution
The fourth proportional to 263,575.18, 363,733.97 and 142,716.53 is: 196,948.93
Step by Step Solution
- Step 1: Write the proportion equation
263,575.18 : 363,733.97 = 142,716.53 : x - Step 2: Convert to fraction form
263,575.18/363,733.97 = 142,716.53/x - Step 3: Cross multiply
263,575.18x = 363,733.97 × 142,716.53 - Step 4: Simplify right side
263,575.18x = 51,910,850,237.28 - Step 5: Solve for x
x = 51,910,850,237.28/263,575.18 - Step 6: Final answer
x = 196,948.93
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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.