Finding the Fourth Proportional to 199,394.82, 299,090.69 and 49,634.09
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Solution
The fourth proportional to 199,394.82, 299,090.69 and 49,634.09 is: 74,450.75
Step by Step Solution
- Step 1: Write the proportion equation
199,394.82 : 299,090.69 = 49,634.09 : x - Step 2: Convert to fraction form
199,394.82/299,090.69 = 49,634.09/x - Step 3: Cross multiply
199,394.82x = 299,090.69 × 49,634.09 - Step 4: Simplify right side
199,394.82x = 14,845,094,225.62 - Step 5: Solve for x
x = 14,845,094,225.62/199,394.82 - Step 6: Final answer
x = 74,450.75
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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.