Finding the Fourth Proportional to 199,006.26, 274,614.75 and 112,966.98
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Solution
The fourth proportional to 199,006.26, 274,614.75 and 112,966.98 is: 155,886.55
Step by Step Solution
- Step 1: Write the proportion equation
199,006.26 : 274,614.75 = 112,966.98 : x - Step 2: Convert to fraction form
199,006.26/274,614.75 = 112,966.98/x - Step 3: Cross multiply
199,006.26x = 274,614.75 × 112,966.98 - Step 4: Simplify right side
199,006.26x = 31,022,398,970.96 - Step 5: Solve for x
x = 31,022,398,970.96/199,006.26 - Step 6: Final answer
x = 155,886.55
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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.