Finding the Fourth Proportional to 201,714.90, 278,160.27 and 133,708.26
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Solution
The fourth proportional to 201,714.90, 278,160.27 and 133,708.26 is: 184,380.66
Step by Step Solution
- Step 1: Write the proportion equation
201,714.90 : 278,160.27 = 133,708.26 : x - Step 2: Convert to fraction form
201,714.90/278,160.27 = 133,708.26/x - Step 3: Cross multiply
201,714.90x = 278,160.27 × 133,708.26 - Step 4: Simplify right side
201,714.90x = 37,192,325,702.83 - Step 5: Solve for x
x = 37,192,325,702.83/201,714.90 - Step 6: Final answer
x = 184,380.66
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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.