Finding the Fourth Proportional to 75,452.68, 104,126.56 and 41,460.92
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Solution
The fourth proportional to 75,452.68, 104,126.56 and 41,460.92 is: 57,217.09
Step by Step Solution
- Step 1: Write the proportion equation
75,452.68 : 104,126.56 = 41,460.92 : x - Step 2: Convert to fraction form
75,452.68/104,126.56 = 41,460.92/x - Step 3: Cross multiply
75,452.68x = 104,126.56 × 41,460.92 - Step 4: Simplify right side
75,452.68x = 4,317,182,974.04 - Step 5: Solve for x
x = 4,317,182,974.04/75,452.68 - Step 6: Final answer
x = 57,217.09
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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.