Finding the Fourth Proportional to 75,515.49, 104,212.58 and 41,525.46
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Solution
The fourth proportional to 75,515.49, 104,212.58 and 41,525.46 is: 57,305.79
Step by Step Solution
- Step 1: Write the proportion equation
75,515.49 : 104,212.58 = 41,525.46 : x - Step 2: Convert to fraction form
75,515.49/104,212.58 = 41,525.46/x - Step 3: Cross multiply
75,515.49x = 104,212.58 × 41,525.46 - Step 4: Simplify right side
75,515.49x = 4,327,475,114.66 - Step 5: Solve for x
x = 4,327,475,114.66/75,515.49 - Step 6: Final answer
x = 57,305.79
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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.