Finding the Fourth Proportional to 214,935.09, 322,449.21 and 65,186.88
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Solution
The fourth proportional to 214,935.09, 322,449.21 and 65,186.88 is: 97,794.45
Step by Step Solution
- Step 1: Write the proportion equation
214,935.09 : 322,449.21 = 65,186.88 : x - Step 2: Convert to fraction form
214,935.09/322,449.21 = 65,186.88/x - Step 3: Cross multiply
214,935.09x = 322,449.21 × 65,186.88 - Step 4: Simplify right side
214,935.09x = 21,019,457,958.36 - Step 5: Solve for x
x = 21,019,457,958.36/214,935.09 - Step 6: Final answer
x = 97,794.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.