Finding the Fourth Proportional to 267,121.96, 368,627.46 and 147,889.96
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Solution
The fourth proportional to 267,121.96, 368,627.46 and 147,889.96 is: 204,087.68
Step by Step Solution
- Step 1: Write the proportion equation
267,121.96 : 368,627.46 = 147,889.96 : x - Step 2: Convert to fraction form
267,121.96/368,627.46 = 147,889.96/x - Step 3: Cross multiply
267,121.96x = 368,627.46 × 147,889.96 - Step 4: Simplify right side
267,121.96x = 54,516,300,314.30 - Step 5: Solve for x
x = 54,516,300,314.30/267,121.96 - Step 6: Final answer
x = 204,087.68
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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.