Finding the Fourth Proportional to 135,225.09, 202,825.08 and 50,949.05
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Solution
The fourth proportional to 135,225.09, 202,825.08 and 50,949.05 is: 76,418.84
Step by Step Solution
- Step 1: Write the proportion equation
135,225.09 : 202,825.08 = 50,949.05 : x - Step 2: Convert to fraction form
135,225.09/202,825.08 = 50,949.05/x - Step 3: Cross multiply
135,225.09x = 202,825.08 × 50,949.05 - Step 4: Simplify right side
135,225.09x = 10,333,744,128.05 - Step 5: Solve for x
x = 10,333,744,128.05/135,225.09 - Step 6: Final answer
x = 76,418.84
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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.