Finding the Fourth Proportional to 201,206.16, 277,663.08 and 109,324.56
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Solution
The fourth proportional to 201,206.16, 277,663.08 and 109,324.56 is: 150,867.12
Step by Step Solution
- Step 1: Write the proportion equation
201,206.16 : 277,663.08 = 109,324.56 : x - Step 2: Convert to fraction form
201,206.16/277,663.08 = 109,324.56/x - Step 3: Cross multiply
201,206.16x = 277,663.08 × 109,324.56 - Step 4: Simplify right side
201,206.16x = 30,355,394,049.24 - Step 5: Solve for x
x = 30,355,394,049.24/201,206.16 - Step 6: Final answer
x = 150,867.12
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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.