Finding the Fourth Proportional to 202,449.60, 303,760.80 and 97,214.40
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Solution
The fourth proportional to 202,449.60, 303,760.80 and 97,214.40 is: 145,863.09
Step by Step Solution
- Step 1: Write the proportion equation
202,449.60 : 303,760.80 = 97,214.40 : x - Step 2: Convert to fraction form
202,449.60/303,760.80 = 97,214.40/x - Step 3: Cross multiply
202,449.60x = 303,760.80 × 97,214.40 - Step 4: Simplify right side
202,449.60x = 29,529,923,915.52 - Step 5: Solve for x
x = 29,529,923,915.52/202,449.60 - Step 6: Final answer
x = 145,863.09
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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.