Finding the Fourth Proportional to 203,148.40, 304,771.20 and 97,880.80
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Solution
The fourth proportional to 203,148.40, 304,771.20 and 97,880.80 is: 146,844.62
Step by Step Solution
- Step 1: Write the proportion equation
203,148.40 : 304,771.20 = 97,880.80 : x - Step 2: Convert to fraction form
203,148.40/304,771.20 = 97,880.80/x - Step 3: Cross multiply
203,148.40x = 304,771.20 × 97,880.80 - Step 4: Simplify right side
203,148.40x = 29,831,248,872.96 - Step 5: Solve for x
x = 29,831,248,872.96/203,148.40 - Step 6: Final answer
x = 146,844.62
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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.