Finding the Fourth Proportional to 234,229.99, 323,237.32 and 126,799.94
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Solution
The fourth proportional to 234,229.99, 323,237.32 and 126,799.94 is: 174,983.88
Step by Step Solution
- Step 1: Write the proportion equation
234,229.99 : 323,237.32 = 126,799.94 : x - Step 2: Convert to fraction form
234,229.99/323,237.32 = 126,799.94/x - Step 3: Cross multiply
234,229.99x = 323,237.32 × 126,799.94 - Step 4: Simplify right side
234,229.99x = 40,986,473,272.85 - Step 5: Solve for x
x = 40,986,473,272.85/234,229.99 - Step 6: Final answer
x = 174,983.88
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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.