Finding the Fourth Proportional to 134,197.91, 201,297.72 and 39,427.70
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Solution
The fourth proportional to 134,197.91, 201,297.72 and 39,427.70 is: 59,141.80
Step by Step Solution
- Step 1: Write the proportion equation
134,197.91 : 201,297.72 = 39,427.70 : x - Step 2: Convert to fraction form
134,197.91/201,297.72 = 39,427.70/x - Step 3: Cross multiply
134,197.91x = 201,297.72 × 39,427.70 - Step 4: Simplify right side
134,197.91x = 7,936,706,114.84 - Step 5: Solve for x
x = 7,936,706,114.84/134,197.91 - Step 6: Final answer
x = 59,141.80
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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.