Finding the Fourth Proportional to 201,102.76, 277,651.84 and 124,703.02
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Solution
The fourth proportional to 201,102.76, 277,651.84 and 124,703.02 is: 172,170.80
Step by Step Solution
- Step 1: Write the proportion equation
201,102.76 : 277,651.84 = 124,703.02 : x - Step 2: Convert to fraction form
201,102.76/277,651.84 = 124,703.02/x - Step 3: Cross multiply
201,102.76x = 277,651.84 × 124,703.02 - Step 4: Simplify right side
201,102.76x = 34,624,022,956.56 - Step 5: Solve for x
x = 34,624,022,956.56/201,102.76 - Step 6: Final answer
x = 172,170.80
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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.