Finding the Fourth Proportional to 200,958.09, 277,452.08 and 124,558.44
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Solution
The fourth proportional to 200,958.09, 277,452.08 and 124,558.44 is: 171,971.17
Step by Step Solution
- Step 1: Write the proportion equation
200,958.09 : 277,452.08 = 124,558.44 : x - Step 2: Convert to fraction form
200,958.09/277,452.08 = 124,558.44/x - Step 3: Cross multiply
200,958.09x = 277,452.08 × 124,558.44 - Step 4: Simplify right side
200,958.09x = 34,558,997,636.76 - Step 5: Solve for x
x = 34,558,997,636.76/200,958.09 - Step 6: Final answer
x = 171,971.17
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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.