Finding the Fourth Proportional to 201,139.04, 301,747.44 and 68,040.92
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Solution
The fourth proportional to 201,139.04, 301,747.44 and 68,040.92 is: 102,074.53
Step by Step Solution
- Step 1: Write the proportion equation
201,139.04 : 301,747.44 = 68,040.92 : x - Step 2: Convert to fraction form
201,139.04/301,747.44 = 68,040.92/x - Step 3: Cross multiply
201,139.04x = 301,747.44 × 68,040.92 - Step 4: Simplify right side
201,139.04x = 20,531,173,425.24 - Step 5: Solve for x
x = 20,531,173,425.24/201,139.04 - Step 6: Final answer
x = 102,074.53
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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.