Finding the Fourth Proportional to 203,493.24, 304,930.02 and 103,503.60
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Solution
The fourth proportional to 203,493.24, 304,930.02 and 103,503.60 is: 155,097.80
Step by Step Solution
- Step 1: Write the proportion equation
203,493.24 : 304,930.02 = 103,503.60 : x - Step 2: Convert to fraction form
203,493.24/304,930.02 = 103,503.60/x - Step 3: Cross multiply
203,493.24x = 304,930.02 × 103,503.60 - Step 4: Simplify right side
203,493.24x = 31,561,354,818.07 - Step 5: Solve for x
x = 31,561,354,818.07/203,493.24 - Step 6: Final answer
x = 155,097.80
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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.