Finding the Fourth Proportional to 201,485.44, 302,228.16 and 83,026.68
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Solution
The fourth proportional to 201,485.44, 302,228.16 and 83,026.68 is: 124,540.02
Step by Step Solution
- Step 1: Write the proportion equation
201,485.44 : 302,228.16 = 83,026.68 : x - Step 2: Convert to fraction form
201,485.44/302,228.16 = 83,026.68/x - Step 3: Cross multiply
201,485.44x = 302,228.16 × 83,026.68 - Step 4: Simplify right side
201,485.44x = 25,093,000,727.31 - Step 5: Solve for x
x = 25,093,000,727.31/201,485.44 - Step 6: Final answer
x = 124,540.02
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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.