Finding the Fourth Proportional to 107,734.64, 162,250.22 and 95,409.68
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Solution
The fourth proportional to 107,734.64, 162,250.22 and 95,409.68 is: 143,688.62
Step by Step Solution
- Step 1: Write the proportion equation
107,734.64 : 162,250.22 = 95,409.68 : x - Step 2: Convert to fraction form
107,734.64/162,250.22 = 95,409.68/x - Step 3: Cross multiply
107,734.64x = 162,250.22 × 95,409.68 - Step 4: Simplify right side
107,734.64x = 15,480,241,570.13 - Step 5: Solve for x
x = 15,480,241,570.13/107,734.64 - Step 6: Final answer
x = 143,688.62
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.