Finding the Fourth Proportional to 187,936.88, 281,352.36 and 125,452.40
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Solution
The fourth proportional to 187,936.88, 281,352.36 and 125,452.40 is: 187,809.49
Step by Step Solution
- Step 1: Write the proportion equation
187,936.88 : 281,352.36 = 125,452.40 : x - Step 2: Convert to fraction form
187,936.88/281,352.36 = 125,452.40/x - Step 3: Cross multiply
187,936.88x = 281,352.36 × 125,452.40 - Step 4: Simplify right side
187,936.88x = 35,296,328,807.66 - Step 5: Solve for x
x = 35,296,328,807.66/187,936.88 - Step 6: Final answer
x = 187,809.49
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1.5x scale
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.