Finding the Fourth Proportional to 237,172.99, 355,189.35 and 135,663.38
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Solution
The fourth proportional to 237,172.99, 355,189.35 and 135,663.38 is: 203,168.96
Step by Step Solution
- Step 1: Write the proportion equation
237,172.99 : 355,189.35 = 135,663.38 : x - Step 2: Convert to fraction form
237,172.99/355,189.35 = 135,663.38/x - Step 3: Cross multiply
237,172.99x = 355,189.35 × 135,663.38 - Step 4: Simplify right side
237,172.99x = 48,186,188,824.72 - Step 5: Solve for x
x = 48,186,188,824.72/237,172.99 - Step 6: Final answer
x = 203,168.96
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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.