Finding the Fourth Proportional to 201,859.26, 303,056.73 and 172,465.98
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Solution
The fourth proportional to 201,859.26, 303,056.73 and 172,465.98 is: 258,927.81
Step by Step Solution
- Step 1: Write the proportion equation
201,859.26 : 303,056.73 = 172,465.98 : x - Step 2: Convert to fraction form
201,859.26/303,056.73 = 172,465.98/x - Step 3: Cross multiply
201,859.26x = 303,056.73 × 172,465.98 - Step 4: Simplify right side
201,859.26x = 52,266,975,935.05 - Step 5: Solve for x
x = 52,266,975,935.05/201,859.26 - Step 6: Final answer
x = 258,927.81
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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.