Finding the Fourth Proportional to 75,810.40, 104,617.05 and 41,822.14
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Solution
The fourth proportional to 75,810.40, 104,617.05 and 41,822.14 is: 57,713.84
Step by Step Solution
- Step 1: Write the proportion equation
75,810.40 : 104,617.05 = 41,822.14 : x - Step 2: Convert to fraction form
75,810.40/104,617.05 = 41,822.14/x - Step 3: Cross multiply
75,810.40x = 104,617.05 × 41,822.14 - Step 4: Simplify right side
75,810.40x = 4,375,309,189.30 - Step 5: Solve for x
x = 4,375,309,189.30/75,810.40 - Step 6: Final answer
x = 57,713.84
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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.