Finding the Fourth Proportional to 126,062.93, 173,962.43 and 68,701.09
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Solution
The fourth proportional to 126,062.93, 173,962.43 and 68,701.09 is: 94,805.09
Step by Step Solution
- Step 1: Write the proportion equation
126,062.93 : 173,962.43 = 68,701.09 : x - Step 2: Convert to fraction form
126,062.93/173,962.43 = 68,701.09/x - Step 3: Cross multiply
126,062.93x = 173,962.43 × 68,701.09 - Step 4: Simplify right side
126,062.93x = 11,951,408,262.62 - Step 5: Solve for x
x = 11,951,408,262.62/126,062.93 - Step 6: Final answer
x = 94,805.09
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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.