Finding the Fourth Proportional to 234,239.17, 323,249.69 and 126,809.17
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Solution
The fourth proportional to 234,239.17, 323,249.69 and 126,809.17 is: 174,996.45
Step by Step Solution
- Step 1: Write the proportion equation
234,239.17 : 323,249.69 = 126,809.17 : x - Step 2: Convert to fraction form
234,239.17/323,249.69 = 126,809.17/x - Step 3: Cross multiply
234,239.17x = 323,249.69 × 126,809.17 - Step 4: Simplify right side
234,239.17x = 40,991,023,449.49 - Step 5: Solve for x
x = 40,991,023,449.49/234,239.17 - Step 6: Final answer
x = 174,996.45
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1.5x scale
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.