Finding the Fourth Proportional to 201,905.40, 302,493.60 and 117,596.55
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Solution
The fourth proportional to 201,905.40, 302,493.60 and 117,596.55 is: 176,182.53
Step by Step Solution
- Step 1: Write the proportion equation
201,905.40 : 302,493.60 = 117,596.55 : x - Step 2: Convert to fraction form
201,905.40/302,493.60 = 117,596.55/x - Step 3: Cross multiply
201,905.40x = 302,493.60 × 117,596.55 - Step 4: Simplify right side
201,905.40x = 35,572,203,757.08 - Step 5: Solve for x
x = 35,572,203,757.08/201,905.40 - Step 6: Final answer
x = 176,182.53
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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.