Finding the Fourth Proportional to 222,064.84, 306,441.84 and 126,602.28
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Solution
The fourth proportional to 222,064.84, 306,441.84 and 126,602.28 is: 174,706.79
Step by Step Solution
- Step 1: Write the proportion equation
222,064.84 : 306,441.84 = 126,602.28 : x - Step 2: Convert to fraction form
222,064.84/306,441.84 = 126,602.28/x - Step 3: Cross multiply
222,064.84x = 306,441.84 × 126,602.28 - Step 4: Simplify right side
222,064.84x = 38,796,235,631.40 - Step 5: Solve for x
x = 38,796,235,631.40/222,064.84 - Step 6: Final answer
x = 174,706.79
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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.