Finding the Fourth Proportional to 174,634.53, 261,765.30 and 99,593.09
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Solution
The fourth proportional to 174,634.53, 261,765.30 and 99,593.09 is: 149,283.28
Step by Step Solution
- Step 1: Write the proportion equation
174,634.53 : 261,765.30 = 99,593.09 : x - Step 2: Convert to fraction form
174,634.53/261,765.30 = 99,593.09/x - Step 3: Cross multiply
174,634.53x = 261,765.30 × 99,593.09 - Step 4: Simplify right side
174,634.53x = 26,070,015,760.16 - Step 5: Solve for x
x = 26,070,015,760.16/174,634.53 - Step 6: Final answer
x = 149,283.28
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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.