Finding the Fourth Proportional to 235,615.44, 353,492.82 and 135,847.20
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Solution
The fourth proportional to 235,615.44, 353,492.82 and 135,847.20 is: 203,810.96
Step by Step Solution
- Step 1: Write the proportion equation
235,615.44 : 353,492.82 = 135,847.20 : x - Step 2: Convert to fraction form
235,615.44/353,492.82 = 135,847.20/x - Step 3: Cross multiply
235,615.44x = 353,492.82 × 135,847.20 - Step 4: Simplify right side
235,615.44x = 48,021,009,817.10 - Step 5: Solve for x
x = 48,021,009,817.10/235,615.44 - Step 6: Final answer
x = 203,810.96
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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.