Finding the Fourth Proportional to 201,994.68, 302,996.40 and 61,753.44
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Solution
The fourth proportional to 201,994.68, 302,996.40 and 61,753.44 is: 92,631.50
Step by Step Solution
- Step 1: Write the proportion equation
201,994.68 : 302,996.40 = 61,753.44 : x - Step 2: Convert to fraction form
201,994.68/302,996.40 = 61,753.44/x - Step 3: Cross multiply
201,994.68x = 302,996.40 × 61,753.44 - Step 4: Simplify right side
201,994.68x = 18,711,070,007.62 - Step 5: Solve for x
x = 18,711,070,007.62/201,994.68 - Step 6: Final answer
x = 92,631.50
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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.