Finding the Fourth Proportional to 235,750.54, 325,343.04 and 128,327.80
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Solution
The fourth proportional to 235,750.54, 325,343.04 and 128,327.80 is: 177,096.33
Step by Step Solution
- Step 1: Write the proportion equation
235,750.54 : 325,343.04 = 128,327.80 : x - Step 2: Convert to fraction form
235,750.54/325,343.04 = 128,327.80/x - Step 3: Cross multiply
235,750.54x = 325,343.04 × 128,327.80 - Step 4: Simplify right side
235,750.54x = 41,750,556,568.51 - Step 5: Solve for x
x = 41,750,556,568.51/235,750.54 - Step 6: Final answer
x = 177,096.33
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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.