Finding the Fourth Proportional to 254,757.57, 382,135.82 and 67,769.07
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Solution
The fourth proportional to 254,757.57, 382,135.82 and 67,769.07 is: 101,653.46
Step by Step Solution
- Step 1: Write the proportion equation
254,757.57 : 382,135.82 = 67,769.07 : x - Step 2: Convert to fraction form
254,757.57/382,135.82 = 67,769.07/x - Step 3: Cross multiply
254,757.57x = 382,135.82 × 67,769.07 - Step 4: Simplify right side
254,757.57x = 25,896,988,796.24 - Step 5: Solve for x
x = 25,896,988,796.24/254,757.57 - Step 6: Final answer
x = 101,653.46
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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.