Finding the Fourth Proportional to 252,477, 348,418.26 and 139,299.75
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Solution
The fourth proportional to 252,477, 348,418.26 and 139,299.75 is: 192,233.66
Step by Step Solution
- Step 1: Write the proportion equation
252,477 : 348,418.26 = 139,299.75 : x - Step 2: Convert to fraction form
252,477/348,418.26 = 139,299.75/x - Step 3: Cross multiply
252,477x = 348,418.26 × 139,299.75 - Step 4: Simplify right side
252,477x = 48,534,576,513.44 - Step 5: Solve for x
x = 48,534,576,513.44/252,477 - Step 6: Final answer
x = 192,233.66
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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.