Finding the Fourth Proportional to 201,300.09, 277,790.94 and 110,654.13
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Solution
The fourth proportional to 201,300.09, 277,790.94 and 110,654.13 is: 152,700.95
Step by Step Solution
- Step 1: Write the proportion equation
201,300.09 : 277,790.94 = 110,654.13 : x - Step 2: Convert to fraction form
201,300.09/277,790.94 = 110,654.13/x - Step 3: Cross multiply
201,300.09x = 277,790.94 × 110,654.13 - Step 4: Simplify right side
201,300.09x = 30,738,714,787.58 - Step 5: Solve for x
x = 30,738,714,787.58/201,300.09 - Step 6: Final answer
x = 152,700.95
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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.