Finding the Fourth Proportional to 234,959.99, 324,245.08 and 127,530.01
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Solution
The fourth proportional to 234,959.99, 324,245.08 and 127,530.01 is: 175,991.57
Step by Step Solution
- Step 1: Write the proportion equation
234,959.99 : 324,245.08 = 127,530.01 : x - Step 2: Convert to fraction form
234,959.99/324,245.08 = 127,530.01/x - Step 3: Cross multiply
234,959.99x = 324,245.08 × 127,530.01 - Step 4: Simplify right side
234,959.99x = 41,350,978,142.21 - Step 5: Solve for x
x = 41,350,978,142.21/234,959.99 - Step 6: Final answer
x = 175,991.57
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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.