Finding the Fourth Proportional to 201,994.59, 302,921.04 and 110,791.68
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Solution
The fourth proportional to 201,994.59, 302,921.04 and 110,791.68 is: 166,148.66
Step by Step Solution
- Step 1: Write the proportion equation
201,994.59 : 302,921.04 = 110,791.68 : x - Step 2: Convert to fraction form
201,994.59/302,921.04 = 110,791.68/x - Step 3: Cross multiply
201,994.59x = 302,921.04 × 110,791.68 - Step 4: Simplify right side
201,994.59x = 33,561,130,928.95 - Step 5: Solve for x
x = 33,561,130,928.95/201,994.59 - Step 6: Final answer
x = 166,148.66
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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.