Finding the Fourth Proportional to 201,036.09, 277,434.18 and 110,397.90
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Solution
The fourth proportional to 201,036.09, 277,434.18 and 110,397.90 is: 152,351.50
Step by Step Solution
- Step 1: Write the proportion equation
201,036.09 : 277,434.18 = 110,397.90 : x - Step 2: Convert to fraction form
201,036.09/277,434.18 = 110,397.90/x - Step 3: Cross multiply
201,036.09x = 277,434.18 × 110,397.90 - Step 4: Simplify right side
201,036.09x = 30,628,150,860.22 - Step 5: Solve for x
x = 30,628,150,860.22/201,036.09 - Step 6: Final answer
x = 152,351.50
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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.