Finding the Fourth Proportional to 73,349.09, 101,266.43 and 68,825.64
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Solution
The fourth proportional to 73,349.09, 101,266.43 and 68,825.64 is: 95,021.32
Step by Step Solution
- Step 1: Write the proportion equation
73,349.09 : 101,266.43 = 68,825.64 : x - Step 2: Convert to fraction form
73,349.09/101,266.43 = 68,825.64/x - Step 3: Cross multiply
73,349.09x = 101,266.43 × 68,825.64 - Step 4: Simplify right side
73,349.09x = 6,969,726,511.14 - Step 5: Solve for x
x = 6,969,726,511.14/73,349.09 - Step 6: Final answer
x = 95,021.32
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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.