Finding the Fourth Proportional to 191,926.44, 264,858.84 and 107,048.97
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Solution
The fourth proportional to 191,926.44, 264,858.84 and 107,048.97 is: 147,727.78
Step by Step Solution
- Step 1: Write the proportion equation
191,926.44 : 264,858.84 = 107,048.97 : x - Step 2: Convert to fraction form
191,926.44/264,858.84 = 107,048.97/x - Step 3: Cross multiply
191,926.44x = 264,858.84 × 107,048.97 - Step 4: Simplify right side
191,926.44x = 28,352,866,017.39 - Step 5: Solve for x
x = 28,352,866,017.39/191,926.44 - Step 6: Final answer
x = 147,727.78
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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.