Finding the Fourth Proportional to 126,022.35, 188,836.66 and 107,225.09
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Solution
The fourth proportional to 126,022.35, 188,836.66 and 107,225.09 is: 160,670.12
Step by Step Solution
- Step 1: Write the proportion equation
126,022.35 : 188,836.66 = 107,225.09 : x - Step 2: Convert to fraction form
126,022.35/188,836.66 = 107,225.09/x - Step 3: Cross multiply
126,022.35x = 188,836.66 × 107,225.09 - Step 4: Simplify right side
126,022.35x = 20,248,026,651.55 - Step 5: Solve for x
x = 20,248,026,651.55/126,022.35 - Step 6: Final answer
x = 160,670.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.