Finding the Fourth Proportional to 237,543.11, 327,842.11 and 145,646.15
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Solution
The fourth proportional to 237,543.11, 327,842.11 and 145,646.15 is: 201,011.68
Step by Step Solution
- Step 1: Write the proportion equation
237,543.11 : 327,842.11 = 145,646.15 : x - Step 2: Convert to fraction form
237,543.11/327,842.11 = 145,646.15/x - Step 3: Cross multiply
237,543.11x = 327,842.11 × 145,646.15 - Step 4: Simplify right side
237,543.11x = 47,748,939,126.05 - Step 5: Solve for x
x = 47,748,939,126.05/237,543.11 - Step 6: Final answer
x = 201,011.68
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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.