Finding the Fourth Proportional to 75,501.08, 104,192.19 and 41,509.81
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Solution
The fourth proportional to 75,501.08, 104,192.19 and 41,509.81 is: 57,283.92
Step by Step Solution
- Step 1: Write the proportion equation
75,501.08 : 104,192.19 = 41,509.81 : x - Step 2: Convert to fraction form
75,501.08/104,192.19 = 41,509.81/x - Step 3: Cross multiply
75,501.08x = 104,192.19 × 41,509.81 - Step 4: Simplify right side
75,501.08x = 4,324,998,010.38 - Step 5: Solve for x
x = 4,324,998,010.38/75,501.08 - Step 6: Final answer
x = 57,283.92
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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.