Finding the Fourth Proportional to 201,221.80, 302,027.10 and 122,489.80
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Solution
The fourth proportional to 201,221.80, 302,027.10 and 122,489.80 is: 183,853.04
Step by Step Solution
- Step 1: Write the proportion equation
201,221.80 : 302,027.10 = 122,489.80 : x - Step 2: Convert to fraction form
201,221.80/302,027.10 = 122,489.80/x - Step 3: Cross multiply
201,221.80x = 302,027.10 × 122,489.80 - Step 4: Simplify right side
201,221.80x = 36,995,239,073.58 - Step 5: Solve for x
x = 36,995,239,073.58/201,221.80 - Step 6: Final answer
x = 183,853.04
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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.