Finding the Fourth Proportional to 189,510.98, 284,415.02 and 132,212.26
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Solution
The fourth proportional to 189,510.98, 284,415.02 and 132,212.26 is: 198,422.03
Step by Step Solution
- Step 1: Write the proportion equation
189,510.98 : 284,415.02 = 132,212.26 : x - Step 2: Convert to fraction form
189,510.98/284,415.02 = 132,212.26/x - Step 3: Cross multiply
189,510.98x = 284,415.02 × 132,212.26 - Step 4: Simplify right side
189,510.98x = 37,603,152,572.15 - Step 5: Solve for x
x = 37,603,152,572.15/189,510.98 - Step 6: Final answer
x = 198,422.03
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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.