Finding the Fourth Proportional to 199,682.26, 299,517.63 and 51,938.26
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Solution
The fourth proportional to 199,682.26, 299,517.63 and 51,938.26 is: 77,905.89
Step by Step Solution
- Step 1: Write the proportion equation
199,682.26 : 299,517.63 = 51,938.26 : x - Step 2: Convert to fraction form
199,682.26/299,517.63 = 51,938.26/x - Step 3: Cross multiply
199,682.26x = 299,517.63 × 51,938.26 - Step 4: Simplify right side
199,682.26x = 15,556,424,541.52 - Step 5: Solve for x
x = 15,556,424,541.52/199,682.26 - Step 6: Final answer
x = 77,905.89
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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.