Finding the Fourth Proportional to 145,896.44, 201,338.63 and 82,234.23
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Solution
The fourth proportional to 145,896.44, 201,338.63 and 82,234.23 is: 113,484.11
Step by Step Solution
- Step 1: Write the proportion equation
145,896.44 : 201,338.63 = 82,234.23 : x - Step 2: Convert to fraction form
145,896.44/201,338.63 = 82,234.23/x - Step 3: Cross multiply
145,896.44x = 201,338.63 × 82,234.23 - Step 4: Simplify right side
145,896.44x = 16,556,926,796.13 - Step 5: Solve for x
x = 16,556,926,796.13/145,896.44 - Step 6: Final answer
x = 113,484.11
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1.5x scale
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.