Finding the Fourth Proportional to 163,734.88, 245,469.27 and 73,711.48
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Solution
The fourth proportional to 163,734.88, 245,469.27 and 73,711.48 is: 110,507.32
Step by Step Solution
- Step 1: Write the proportion equation
163,734.88 : 245,469.27 = 73,711.48 : x - Step 2: Convert to fraction form
163,734.88/245,469.27 = 73,711.48/x - Step 3: Cross multiply
163,734.88x = 245,469.27 × 73,711.48 - Step 4: Simplify right side
163,734.88x = 18,093,903,186.22 - Step 5: Solve for x
x = 18,093,903,186.22/163,734.88 - Step 6: Final answer
x = 110,507.32
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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.