Finding the Fourth Proportional to 168,047.54, 252,108.69 and 73,293.05
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Solution
The fourth proportional to 168,047.54, 252,108.69 and 73,293.05 is: 109,955.88
Step by Step Solution
- Step 1: Write the proportion equation
168,047.54 : 252,108.69 = 73,293.05 : x - Step 2: Convert to fraction form
168,047.54/252,108.69 = 73,293.05/x - Step 3: Cross multiply
168,047.54x = 252,108.69 × 73,293.05 - Step 4: Simplify right side
168,047.54x = 18,477,814,821.60 - Step 5: Solve for x
x = 18,477,814,821.60/168,047.54 - Step 6: Final answer
x = 109,955.88
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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.