Finding the Fourth Proportional to 199,243.26, 298,702.08 and 92,693.70
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Solution
The fourth proportional to 199,243.26, 298,702.08 and 92,693.70 is: 138,964.81
Step by Step Solution
- Step 1: Write the proportion equation
199,243.26 : 298,702.08 = 92,693.70 : x - Step 2: Convert to fraction form
199,243.26/298,702.08 = 92,693.70/x - Step 3: Cross multiply
199,243.26x = 298,702.08 × 92,693.70 - Step 4: Simplify right side
199,243.26x = 27,687,800,992.90 - Step 5: Solve for x
x = 27,687,800,992.90/199,243.26 - Step 6: Final answer
x = 138,964.81
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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.