Finding the Fourth Proportional to 255,926.58, 353,198.70 and 141,227.98
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Solution
The fourth proportional to 255,926.58, 353,198.70 and 141,227.98 is: 194,905.66
Step by Step Solution
- Step 1: Write the proportion equation
255,926.58 : 353,198.70 = 141,227.98 : x - Step 2: Convert to fraction form
255,926.58/353,198.70 = 141,227.98/x - Step 3: Cross multiply
255,926.58x = 353,198.70 × 141,227.98 - Step 4: Simplify right side
255,926.58x = 49,881,538,939.63 - Step 5: Solve for x
x = 49,881,538,939.63/255,926.58 - Step 6: Final answer
x = 194,905.66
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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.