Finding the Fourth Proportional to 162,180.68, 243,272.03 and 106,375.26
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Solution
The fourth proportional to 162,180.68, 243,272.03 and 106,375.26 is: 159,563.55
Step by Step Solution
- Step 1: Write the proportion equation
162,180.68 : 243,272.03 = 106,375.26 : x - Step 2: Convert to fraction form
162,180.68/243,272.03 = 106,375.26/x - Step 3: Cross multiply
162,180.68x = 243,272.03 × 106,375.26 - Step 4: Simplify right side
162,180.68x = 25,878,124,910.10 - Step 5: Solve for x
x = 25,878,124,910.10/162,180.68 - Step 6: Final answer
x = 159,563.55
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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.