Finding the Fourth Proportional to 210,207.22, 290,092.08 and 114,720.07
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Solution
The fourth proportional to 210,207.22, 290,092.08 and 114,720.07 is: 158,317.03
Step by Step Solution
- Step 1: Write the proportion equation
210,207.22 : 290,092.08 = 114,720.07 : x - Step 2: Convert to fraction form
210,207.22/290,092.08 = 114,720.07/x - Step 3: Cross multiply
210,207.22x = 290,092.08 × 114,720.07 - Step 4: Simplify right side
210,207.22x = 33,279,383,724.05 - Step 5: Solve for x
x = 33,279,383,724.05/210,207.22 - Step 6: Final answer
x = 158,317.03
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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.