Finding the Fourth Proportional to 233,769.40, 350,423.70 and 115,343.80
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Solution
The fourth proportional to 233,769.40, 350,423.70 and 115,343.80 is: 172,902.02
Step by Step Solution
- Step 1: Write the proportion equation
233,769.40 : 350,423.70 = 115,343.80 : x - Step 2: Convert to fraction form
233,769.40/350,423.70 = 115,343.80/x - Step 3: Cross multiply
233,769.40x = 350,423.70 × 115,343.80 - Step 4: Simplify right side
233,769.40x = 40,419,201,168.06 - Step 5: Solve for x
x = 40,419,201,168.06/233,769.40 - Step 6: Final answer
x = 172,902.02
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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.