Finding the Fourth Proportional to 237,621.93, 327,905.73 and 135,643.34
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Solution
The fourth proportional to 237,621.93, 327,905.73 and 135,643.34 is: 187,180.65
Step by Step Solution
- Step 1: Write the proportion equation
237,621.93 : 327,905.73 = 135,643.34 : x - Step 2: Convert to fraction form
237,621.93/327,905.73 = 135,643.34/x - Step 3: Cross multiply
237,621.93x = 327,905.73 × 135,643.34 - Step 4: Simplify right side
237,621.93x = 44,478,227,016.14 - Step 5: Solve for x
x = 44,478,227,016.14/237,621.93 - Step 6: Final answer
x = 187,180.65
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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.