Finding the Fourth Proportional to 203,247.36, 280,520.60 and 117,261.87
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Solution
The fourth proportional to 203,247.36, 280,520.60 and 117,261.87 is: 161,844.02
Step by Step Solution
- Step 1: Write the proportion equation
203,247.36 : 280,520.60 = 117,261.87 : x - Step 2: Convert to fraction form
203,247.36/280,520.60 = 117,261.87/x - Step 3: Cross multiply
203,247.36x = 280,520.60 × 117,261.87 - Step 4: Simplify right side
203,247.36x = 32,894,369,543.21 - Step 5: Solve for x
x = 32,894,369,543.21/203,247.36 - Step 6: Final answer
x = 161,844.02
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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.