Finding the Fourth Proportional to 192,046.18, 265,024.02 and 107,163.49
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Solution
The fourth proportional to 192,046.18, 265,024.02 and 107,163.49 is: 147,885.78
Step by Step Solution
- Step 1: Write the proportion equation
192,046.18 : 265,024.02 = 107,163.49 : x - Step 2: Convert to fraction form
192,046.18/265,024.02 = 107,163.49/x - Step 3: Cross multiply
192,046.18x = 265,024.02 × 107,163.49 - Step 4: Simplify right side
192,046.18x = 28,400,898,917.03 - Step 5: Solve for x
x = 28,400,898,917.03/192,046.18 - Step 6: Final answer
x = 147,885.78
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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.