Finding the Fourth Proportional to 201,412.21, 277,943.28 and 110,768.17
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Solution
The fourth proportional to 201,412.21, 277,943.28 and 110,768.17 is: 152,857.01
Step by Step Solution
- Step 1: Write the proportion equation
201,412.21 : 277,943.28 = 110,768.17 : x - Step 2: Convert to fraction form
201,412.21/277,943.28 = 110,768.17/x - Step 3: Cross multiply
201,412.21x = 277,943.28 × 110,768.17 - Step 4: Simplify right side
201,412.21x = 30,787,268,489.40 - Step 5: Solve for x
x = 30,787,268,489.40/201,412.21 - Step 6: Final answer
x = 152,857.01
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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.