Finding the Fourth Proportional to 199,996.04, 300,010.01 and 66,876.99
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Solution
The fourth proportional to 199,996.04, 300,010.01 and 66,876.99 is: 100,320.82
Step by Step Solution
- Step 1: Write the proportion equation
199,996.04 : 300,010.01 = 66,876.99 : x - Step 2: Convert to fraction form
199,996.04/300,010.01 = 66,876.99/x - Step 3: Cross multiply
199,996.04x = 300,010.01 × 66,876.99 - Step 4: Simplify right side
199,996.04x = 20,063,766,104.29 - Step 5: Solve for x
x = 20,063,766,104.29/199,996.04 - Step 6: Final answer
x = 100,320.82
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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.