Finding the Fourth Proportional to 203,101.02, 280,371.11 and 130,609.26
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Solution
The fourth proportional to 203,101.02, 280,371.11 and 130,609.26 is: 180,299.75
Step by Step Solution
- Step 1: Write the proportion equation
203,101.02 : 280,371.11 = 130,609.26 : x - Step 2: Convert to fraction form
203,101.02/280,371.11 = 130,609.26/x - Step 3: Cross multiply
203,101.02x = 280,371.11 × 130,609.26 - Step 4: Simplify right side
203,101.02x = 36,619,062,549.43 - Step 5: Solve for x
x = 36,619,062,549.43/203,101.02 - Step 6: Final answer
x = 180,299.75
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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.