Finding the Fourth Proportional to 201,563.07, 302,318.47 and 83,218.42
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Solution
The fourth proportional to 201,563.07, 302,318.47 and 83,218.42 is: 124,816.84
Step by Step Solution
- Step 1: Write the proportion equation
201,563.07 : 302,318.47 = 83,218.42 : x - Step 2: Convert to fraction form
201,563.07/302,318.47 = 83,218.42/x - Step 3: Cross multiply
201,563.07x = 302,318.47 × 83,218.42 - Step 4: Simplify right side
201,563.07x = 25,158,465,410.22 - Step 5: Solve for x
x = 25,158,465,410.22/201,563.07 - Step 6: Final answer
x = 124,816.84
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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.