Finding the Fourth Proportional to 201,351.96, 277,880.18 and 120,782.88
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Solution
The fourth proportional to 201,351.96, 277,880.18 and 120,782.88 is: 166,689.06
Step by Step Solution
- Step 1: Write the proportion equation
201,351.96 : 277,880.18 = 120,782.88 : x - Step 2: Convert to fraction form
201,351.96/277,880.18 = 120,782.88/x - Step 3: Cross multiply
201,351.96x = 277,880.18 × 120,782.88 - Step 4: Simplify right side
201,351.96x = 33,563,168,435.32 - Step 5: Solve for x
x = 33,563,168,435.32/201,351.96 - Step 6: Final answer
x = 166,689.06
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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.