Finding the Fourth Proportional to 253,902.60, 350,373.29 and 146,507.31
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Solution
The fourth proportional to 253,902.60, 350,373.29 and 146,507.31 is: 202,172.99
Step by Step Solution
- Step 1: Write the proportion equation
253,902.60 : 350,373.29 = 146,507.31 : x - Step 2: Convert to fraction form
253,902.60/350,373.29 = 146,507.31/x - Step 3: Cross multiply
253,902.60x = 350,373.29 × 146,507.31 - Step 4: Simplify right side
253,902.60x = 51,332,247,481.21 - Step 5: Solve for x
x = 51,332,247,481.21/253,902.60 - Step 6: Final answer
x = 202,172.99
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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.