Finding the Fourth Proportional to 161,046.24, 222,208.02 and 97,382.70
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Solution
The fourth proportional to 161,046.24, 222,208.02 and 97,382.70 is: 134,366.48
Step by Step Solution
- Step 1: Write the proportion equation
161,046.24 : 222,208.02 = 97,382.70 : x - Step 2: Convert to fraction form
161,046.24/222,208.02 = 97,382.70/x - Step 3: Cross multiply
161,046.24x = 222,208.02 × 97,382.70 - Step 4: Simplify right side
161,046.24x = 21,639,216,949.25 - Step 5: Solve for x
x = 21,639,216,949.25/161,046.24 - Step 6: Final answer
x = 134,366.48
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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.