Finding the Fourth Proportional to 214,107.20, 295,486.08 and 118,643.84
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Solution
The fourth proportional to 214,107.20, 295,486.08 and 118,643.84 is: 163,738.55
Step by Step Solution
- Step 1: Write the proportion equation
214,107.20 : 295,486.08 = 118,643.84 : x - Step 2: Convert to fraction form
214,107.20/295,486.08 = 118,643.84/x - Step 3: Cross multiply
214,107.20x = 295,486.08 × 118,643.84 - Step 4: Simplify right side
214,107.20x = 35,057,603,197.75 - Step 5: Solve for x
x = 35,057,603,197.75/214,107.20 - Step 6: Final answer
x = 163,738.55
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1.5x scale
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.