Finding the Fourth Proportional to 134,469.98, 201,704.94 and 39,701.42
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Solution
The fourth proportional to 134,469.98, 201,704.94 and 39,701.42 is: 59,552.12
Step by Step Solution
- Step 1: Write the proportion equation
134,469.98 : 201,704.94 = 39,701.42 : x - Step 2: Convert to fraction form
134,469.98/201,704.94 = 39,701.42/x - Step 3: Cross multiply
134,469.98x = 201,704.94 × 39,701.42 - Step 4: Simplify right side
134,469.98x = 8,007,972,539.01 - Step 5: Solve for x
x = 8,007,972,539.01/134,469.98 - Step 6: Final answer
x = 59,552.12
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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.