Finding the Fourth Proportional to 201,180.38, 277,633.91 and 110,542.21
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Solution
The fourth proportional to 201,180.38, 277,633.91 and 110,542.21 is: 152,550.99
Step by Step Solution
- Step 1: Write the proportion equation
201,180.38 : 277,633.91 = 110,542.21 : x - Step 2: Convert to fraction form
201,180.38/277,633.91 = 110,542.21/x - Step 3: Cross multiply
201,180.38x = 277,633.91 × 110,542.21 - Step 4: Simplify right side
201,180.38x = 30,690,265,982.34 - Step 5: Solve for x
x = 30,690,265,982.34/201,180.38 - Step 6: Final answer
x = 152,550.99
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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.