Finding the Fourth Proportional to 199,062.88, 298,592.47 and 80,706.09
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Solution
The fourth proportional to 199,062.88, 298,592.47 and 80,706.09 is: 121,058.38
Step by Step Solution
- Step 1: Write the proportion equation
199,062.88 : 298,592.47 = 80,706.09 : x - Step 2: Convert to fraction form
199,062.88/298,592.47 = 80,706.09/x - Step 3: Cross multiply
199,062.88x = 298,592.47 × 80,706.09 - Step 4: Simplify right side
199,062.88x = 24,098,229,607.13 - Step 5: Solve for x
x = 24,098,229,607.13/199,062.88 - Step 6: Final answer
x = 121,058.38
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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.