Finding the Fourth Proportional to 161,126.69, 222,361.15 and 110,246.14
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Solution
The fourth proportional to 161,126.69, 222,361.15 and 110,246.14 is: 152,143.99
Step by Step Solution
- Step 1: Write the proportion equation
161,126.69 : 222,361.15 = 110,246.14 : x - Step 2: Convert to fraction form
161,126.69/222,361.15 = 110,246.14/x - Step 3: Cross multiply
161,126.69x = 222,361.15 × 110,246.14 - Step 4: Simplify right side
161,126.69x = 24,514,457,366.33 - Step 5: Solve for x
x = 24,514,457,366.33/161,126.69 - Step 6: Final answer
x = 152,143.99
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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.