Finding the Fourth Proportional to 251,201.08, 346,717.02 and 143,832.88
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Solution
The fourth proportional to 251,201.08, 346,717.02 and 143,832.88 is: 198,523.46
Step by Step Solution
- Step 1: Write the proportion equation
251,201.08 : 346,717.02 = 143,832.88 : x - Step 2: Convert to fraction form
251,201.08/346,717.02 = 143,832.88/x - Step 3: Cross multiply
251,201.08x = 346,717.02 × 143,832.88 - Step 4: Simplify right side
251,201.08x = 49,869,307,531.62 - Step 5: Solve for x
x = 49,869,307,531.62/251,201.08 - Step 6: Final answer
x = 198,523.46
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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.