Finding the Fourth Proportional to 201,202.60, 301,803.90 and 134,717.80
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Solution
The fourth proportional to 201,202.60, 301,803.90 and 134,717.80 is: 202,076.70
Step by Step Solution
- Step 1: Write the proportion equation
201,202.60 : 301,803.90 = 134,717.80 : x - Step 2: Convert to fraction form
201,202.60/301,803.90 = 134,717.80/x - Step 3: Cross multiply
201,202.60x = 301,803.90 × 134,717.80 - Step 4: Simplify right side
201,202.60x = 40,658,357,439.42 - Step 5: Solve for x
x = 40,658,357,439.42/201,202.60 - Step 6: Final answer
x = 202,076.70
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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.