Finding the Fourth Proportional to 214,190.85, 295,585.09 and 118,699.13
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Solution
The fourth proportional to 214,190.85, 295,585.09 and 118,699.13 is: 163,805.75
Step by Step Solution
- Step 1: Write the proportion equation
214,190.85 : 295,585.09 = 118,699.13 : x - Step 2: Convert to fraction form
214,190.85/295,585.09 = 118,699.13/x - Step 3: Cross multiply
214,190.85x = 295,585.09 × 118,699.13 - Step 4: Simplify right side
214,190.85x = 35,085,693,023.97 - Step 5: Solve for x
x = 35,085,693,023.97/214,190.85 - Step 6: Final answer
x = 163,805.75
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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.