Finding the Fourth Proportional to 201,631.47, 302,236.19 and 75,220.84
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Solution
The fourth proportional to 201,631.47, 302,236.19 and 75,220.84 is: 112,752.54
Step by Step Solution
- Step 1: Write the proportion equation
201,631.47 : 302,236.19 = 75,220.84 : x - Step 2: Convert to fraction form
201,631.47/302,236.19 = 75,220.84/x - Step 3: Cross multiply
201,631.47x = 302,236.19 × 75,220.84 - Step 4: Simplify right side
201,631.47x = 22,734,460,090.20 - Step 5: Solve for x
x = 22,734,460,090.20/201,631.47 - Step 6: Final answer
x = 112,752.54
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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.