Finding the Fourth Proportional to 201,328.60, 302,029.35 and 101,236.90
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Solution
The fourth proportional to 201,328.60, 302,029.35 and 101,236.90 is: 151,873.68
Step by Step Solution
- Step 1: Write the proportion equation
201,328.60 : 302,029.35 = 101,236.90 : x - Step 2: Convert to fraction form
201,328.60/302,029.35 = 101,236.90/x - Step 3: Cross multiply
201,328.60x = 302,029.35 × 101,236.90 - Step 4: Simplify right side
201,328.60x = 30,576,515,103.02 - Step 5: Solve for x
x = 30,576,515,103.02/201,328.60 - Step 6: Final answer
x = 151,873.68
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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.