Finding the Fourth Proportional to 75,425.74, 104,084.66 and 41,893.90
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Solution
The fourth proportional to 75,425.74, 104,084.66 and 41,893.90 is: 57,811.99
Step by Step Solution
- Step 1: Write the proportion equation
75,425.74 : 104,084.66 = 41,893.90 : x - Step 2: Convert to fraction form
75,425.74/104,084.66 = 41,893.90/x - Step 3: Cross multiply
75,425.74x = 104,084.66 × 41,893.90 - Step 4: Simplify right side
75,425.74x = 4,360,512,337.57 - Step 5: Solve for x
x = 4,360,512,337.57/75,425.74 - Step 6: Final answer
x = 57,811.99
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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.