Finding the Fourth Proportional to 234,128.68, 351,202.84 and 74,201.12
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Solution
The fourth proportional to 234,128.68, 351,202.84 and 74,201.12 is: 111,304.79
Step by Step Solution
- Step 1: Write the proportion equation
234,128.68 : 351,202.84 = 74,201.12 : x - Step 2: Convert to fraction form
234,128.68/351,202.84 = 74,201.12/x - Step 3: Cross multiply
234,128.68x = 351,202.84 × 74,201.12 - Step 4: Simplify right side
234,128.68x = 26,059,644,075.18 - Step 5: Solve for x
x = 26,059,644,075.18/234,128.68 - Step 6: Final answer
x = 111,304.79
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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.