Finding the Fourth Proportional to 237,342.51, 327,467.87 and 135,330.75
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Solution
The fourth proportional to 237,342.51, 327,467.87 and 135,330.75 is: 186,719.49
Step by Step Solution
- Step 1: Write the proportion equation
237,342.51 : 327,467.87 = 135,330.75 : x - Step 2: Convert to fraction form
237,342.51/327,467.87 = 135,330.75/x - Step 3: Cross multiply
237,342.51x = 327,467.87 × 135,330.75 - Step 4: Simplify right side
237,342.51x = 44,316,471,771.35 - Step 5: Solve for x
x = 44,316,471,771.35/237,342.51 - Step 6: Final answer
x = 186,719.49
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1.5x scale
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.