Finding the Fourth Proportional to 236,170.60, 354,125.88 and 161,375.20
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Solution
The fourth proportional to 236,170.60, 354,125.88 and 161,375.20 is: 241,973.96
Step by Step Solution
- Step 1: Write the proportion equation
236,170.60 : 354,125.88 = 161,375.20 : x - Step 2: Convert to fraction form
236,170.60/354,125.88 = 161,375.20/x - Step 3: Cross multiply
236,170.60x = 354,125.88 × 161,375.20 - Step 4: Simplify right side
236,170.60x = 57,147,134,710.18 - Step 5: Solve for x
x = 57,147,134,710.18/236,170.60 - Step 6: Final answer
x = 241,973.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.