Finding the Fourth Proportional to 222,175.58, 306,594.71 and 126,713.03
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Solution
The fourth proportional to 222,175.58, 306,594.71 and 126,713.03 is: 174,859.65
Step by Step Solution
- Step 1: Write the proportion equation
222,175.58 : 306,594.71 = 126,713.03 : x - Step 2: Convert to fraction form
222,175.58/306,594.71 = 126,713.03/x - Step 3: Cross multiply
222,175.58x = 306,594.71 × 126,713.03 - Step 4: Simplify right side
222,175.58x = 38,849,544,213.38 - Step 5: Solve for x
x = 38,849,544,213.38/222,175.58 - Step 6: Final answer
x = 174,859.65
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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.