Finding the Fourth Proportional to 243,592.20, 365,096.70 and 125,202.60
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Solution
The fourth proportional to 243,592.20, 365,096.70 and 125,202.60 is: 187,654.02
Step by Step Solution
- Step 1: Write the proportion equation
243,592.20 : 365,096.70 = 125,202.60 : x - Step 2: Convert to fraction form
243,592.20/365,096.70 = 125,202.60/x - Step 3: Cross multiply
243,592.20x = 365,096.70 × 125,202.60 - Step 4: Simplify right side
243,592.20x = 45,711,056,091.42 - Step 5: Solve for x
x = 45,711,056,091.42/243,592.20 - Step 6: Final answer
x = 187,654.02
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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.