Finding the Fourth Proportional to 201,408.14, 277,937.69 and 110,764.08
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Solution
The fourth proportional to 201,408.14, 277,937.69 and 110,764.08 is: 152,851.38
Step by Step Solution
- Step 1: Write the proportion equation
201,408.14 : 277,937.69 = 110,764.08 : x - Step 2: Convert to fraction form
201,408.14/277,937.69 = 110,764.08/x - Step 3: Cross multiply
201,408.14x = 277,937.69 × 110,764.08 - Step 4: Simplify right side
201,408.14x = 30,785,511,976.35 - Step 5: Solve for x
x = 30,785,511,976.35/201,408.14 - Step 6: Final answer
x = 152,851.38
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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.