Finding the Fourth Proportional to 222,265.36, 306,723.06 and 126,773.68
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Solution
The fourth proportional to 222,265.36, 306,723.06 and 126,773.68 is: 174,945.89
Step by Step Solution
- Step 1: Write the proportion equation
222,265.36 : 306,723.06 = 126,773.68 : x - Step 2: Convert to fraction form
222,265.36/306,723.06 = 126,773.68/x - Step 3: Cross multiply
222,265.36x = 306,723.06 × 126,773.68 - Step 4: Simplify right side
222,265.36x = 38,884,411,057.06 - Step 5: Solve for x
x = 38,884,411,057.06/222,265.36 - Step 6: Final answer
x = 174,945.89
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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.