Finding the Fourth Proportional to 201,877.30, 302,706.60 and 83,414.80
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Solution
The fourth proportional to 201,877.30, 302,706.60 and 83,414.80 is: 125,077.02
Step by Step Solution
- Step 1: Write the proportion equation
201,877.30 : 302,706.60 = 83,414.80 : x - Step 2: Convert to fraction form
201,877.30/302,706.60 = 83,414.80/x - Step 3: Cross multiply
201,877.30x = 302,706.60 × 83,414.80 - Step 4: Simplify right side
201,877.30x = 25,250,210,497.68 - Step 5: Solve for x
x = 25,250,210,497.68/201,877.30 - Step 6: Final answer
x = 125,077.02
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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.