Finding the Fourth Proportional to 234,351.45, 351,293.90 and 134,390.97
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Solution
The fourth proportional to 234,351.45, 351,293.90 and 134,390.97 is: 201,452.68
Step by Step Solution
- Step 1: Write the proportion equation
234,351.45 : 351,293.90 = 134,390.97 : x - Step 2: Convert to fraction form
234,351.45/351,293.90 = 134,390.97/x - Step 3: Cross multiply
234,351.45x = 351,293.90 × 134,390.97 - Step 4: Simplify right side
234,351.45x = 47,210,727,304.13 - Step 5: Solve for x
x = 47,210,727,304.13/234,351.45 - Step 6: Final answer
x = 201,452.68
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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.