Finding the Fourth Proportional to 135,021.94, 202,536.15 and 41,528.50
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Solution
The fourth proportional to 135,021.94, 202,536.15 and 41,528.50 is: 62,293.75
Step by Step Solution
- Step 1: Write the proportion equation
135,021.94 : 202,536.15 = 41,528.50 : x - Step 2: Convert to fraction form
135,021.94/202,536.15 = 41,528.50/x - Step 3: Cross multiply
135,021.94x = 202,536.15 × 41,528.50 - Step 4: Simplify right side
135,021.94x = 8,411,022,505.28 - Step 5: Solve for x
x = 8,411,022,505.28/135,021.94 - Step 6: Final answer
x = 62,293.75
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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.