Finding the Fourth Proportional to 206,838.94, 310,325.25 and 101,584.09
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Solution
The fourth proportional to 206,838.94, 310,325.25 and 101,584.09 is: 152,408.96
Step by Step Solution
- Step 1: Write the proportion equation
206,838.94 : 310,325.25 = 101,584.09 : x - Step 2: Convert to fraction form
206,838.94/310,325.25 = 101,584.09/x - Step 3: Cross multiply
206,838.94x = 310,325.25 × 101,584.09 - Step 4: Simplify right side
206,838.94x = 31,524,108,125.27 - Step 5: Solve for x
x = 31,524,108,125.27/206,838.94 - Step 6: Final answer
x = 152,408.96
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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.