Finding the Fourth Proportional to 234,415.91, 351,633.57 and 68,203.91
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Solution
The fourth proportional to 234,415.91, 351,633.57 and 68,203.91 is: 102,308.69
Step by Step Solution
- Step 1: Write the proportion equation
234,415.91 : 351,633.57 = 68,203.91 : x - Step 2: Convert to fraction form
234,415.91/351,633.57 = 68,203.91/x - Step 3: Cross multiply
234,415.91x = 351,633.57 × 68,203.91 - Step 4: Simplify right side
234,415.91x = 23,982,784,361.26 - Step 5: Solve for x
x = 23,982,784,361.26/234,415.91 - Step 6: Final answer
x = 102,308.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.