Finding the Fourth Proportional to 189,163.18, 283,806.06 and 56,045.62
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Solution
The fourth proportional to 189,163.18, 283,806.06 and 56,045.62 is: 84,086.59
Step by Step Solution
- Step 1: Write the proportion equation
189,163.18 : 283,806.06 = 56,045.62 : x - Step 2: Convert to fraction form
189,163.18/283,806.06 = 56,045.62/x - Step 3: Cross multiply
189,163.18x = 283,806.06 × 56,045.62 - Step 4: Simplify right side
189,163.18x = 15,906,086,592.46 - Step 5: Solve for x
x = 15,906,086,592.46/189,163.18 - Step 6: Final answer
x = 84,086.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.