Finding the Fourth Proportional to 224,361.79, 309,625.11 and 122,388.97
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Solution
The fourth proportional to 224,361.79, 309,625.11 and 122,388.97 is: 168,899.96
Step by Step Solution
- Step 1: Write the proportion equation
224,361.79 : 309,625.11 = 122,388.97 : x - Step 2: Convert to fraction form
224,361.79/309,625.11 = 122,388.97/x - Step 3: Cross multiply
224,361.79x = 309,625.11 × 122,388.97 - Step 4: Simplify right side
224,361.79x = 37,894,698,299.04 - Step 5: Solve for x
x = 37,894,698,299.04/224,361.79 - Step 6: Final answer
x = 168,899.96
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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.