Finding the Fourth Proportional to 75,526.14, 104,218.00 and 43,689.09
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Solution
The fourth proportional to 75,526.14, 104,218.00 and 43,689.09 is: 60,286.27
Step by Step Solution
- Step 1: Write the proportion equation
75,526.14 : 104,218.00 = 43,689.09 : x - Step 2: Convert to fraction form
75,526.14/104,218.00 = 43,689.09/x - Step 3: Cross multiply
75,526.14x = 104,218.00 × 43,689.09 - Step 4: Simplify right side
75,526.14x = 4,553,189,472.40 - Step 5: Solve for x
x = 4,553,189,472.40/75,526.14 - Step 6: Final answer
x = 60,286.27
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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.