Finding the Fourth Proportional to 134,308.26, 201,474.99 and 39,538.44
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Solution
The fourth proportional to 134,308.26, 201,474.99 and 39,538.44 is: 59,311.37
Step by Step Solution
- Step 1: Write the proportion equation
134,308.26 : 201,474.99 = 39,538.44 : x - Step 2: Convert to fraction form
134,308.26/201,474.99 = 39,538.44/x - Step 3: Cross multiply
134,308.26x = 201,474.99 × 39,538.44 - Step 4: Simplify right side
134,308.26x = 7,966,006,803.62 - Step 5: Solve for x
x = 7,966,006,803.62/134,308.26 - Step 6: Final answer
x = 59,311.37
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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.