Finding the Fourth Proportional to 75,406.68, 104,062.05 and 41,410.17
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Solution
The fourth proportional to 75,406.68, 104,062.05 and 41,410.17 is: 57,146.49
Step by Step Solution
- Step 1: Write the proportion equation
75,406.68 : 104,062.05 = 41,410.17 : x - Step 2: Convert to fraction form
75,406.68/104,062.05 = 41,410.17/x - Step 3: Cross multiply
75,406.68x = 104,062.05 × 41,410.17 - Step 4: Simplify right side
75,406.68x = 4,309,227,181.05 - Step 5: Solve for x
x = 4,309,227,181.05/75,406.68 - Step 6: Final answer
x = 57,146.49
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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.