Finding the Fourth Proportional to 234,120.75, 351,181.09 and 99,206.07
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Solution
The fourth proportional to 234,120.75, 351,181.09 and 99,206.07 is: 148,809.09
Step by Step Solution
- Step 1: Write the proportion equation
234,120.75 : 351,181.09 = 99,206.07 : x - Step 2: Convert to fraction form
234,120.75/351,181.09 = 99,206.07/x - Step 3: Cross multiply
234,120.75x = 351,181.09 × 99,206.07 - Step 4: Simplify right side
234,120.75x = 34,839,295,797.22 - Step 5: Solve for x
x = 34,839,295,797.22/234,120.75 - Step 6: Final answer
x = 148,809.09
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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.