Finding the Fourth Proportional to 135,295.43, 202,944.50 and 60,419.36
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Solution
The fourth proportional to 135,295.43, 202,944.50 and 60,419.36 is: 90,629.65
Step by Step Solution
- Step 1: Write the proportion equation
135,295.43 : 202,944.50 = 60,419.36 : x - Step 2: Convert to fraction form
135,295.43/202,944.50 = 60,419.36/x - Step 3: Cross multiply
135,295.43x = 202,944.50 × 60,419.36 - Step 4: Simplify right side
135,295.43x = 12,261,776,503.42 - Step 5: Solve for x
x = 12,261,776,503.42/135,295.43 - Step 6: Final answer
x = 90,629.65
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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.