Finding the Fourth Proportional to 201,247.76, 277,748.26 and 129,835.53
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Solution
The fourth proportional to 201,247.76, 277,748.26 and 129,835.53 is: 179,190.03
Step by Step Solution
- Step 1: Write the proportion equation
201,247.76 : 277,748.26 = 129,835.53 : x - Step 2: Convert to fraction form
201,247.76/277,748.26 = 129,835.53/x - Step 3: Cross multiply
201,247.76x = 277,748.26 × 129,835.53 - Step 4: Simplify right side
201,247.76x = 36,061,592,219.09 - Step 5: Solve for x
x = 36,061,592,219.09/201,247.76 - Step 6: Final answer
x = 179,190.03
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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.