Finding the Fourth Proportional to 135,272.80, 202,471.80 and 95,906.80
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Solution
The fourth proportional to 135,272.80, 202,471.80 and 95,906.80 is: 143,550.09
Step by Step Solution
- Step 1: Write the proportion equation
135,272.80 : 202,471.80 = 95,906.80 : x - Step 2: Convert to fraction form
135,272.80/202,471.80 = 95,906.80/x - Step 3: Cross multiply
135,272.80x = 202,471.80 × 95,906.80 - Step 4: Simplify right side
135,272.80x = 19,418,422,428.24 - Step 5: Solve for x
x = 19,418,422,428.24/135,272.80 - Step 6: Final answer
x = 143,550.09
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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.