Finding the Fourth Proportional to 126,062.14, 173,965.80 and 68,701.48
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Solution
The fourth proportional to 126,062.14, 173,965.80 and 68,701.48 is: 94,808.07
Step by Step Solution
- Step 1: Write the proportion equation
126,062.14 : 173,965.80 = 68,701.48 : x - Step 2: Convert to fraction form
126,062.14/173,965.80 = 68,701.48/x - Step 3: Cross multiply
126,062.14x = 173,965.80 × 68,701.48 - Step 4: Simplify right side
126,062.14x = 11,951,707,929.38 - Step 5: Solve for x
x = 11,951,707,929.38/126,062.14 - Step 6: Final answer
x = 94,808.07
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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.