Finding the Fourth Proportional to 201,341.80, 302,207.10 and 122,609.80
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Solution
The fourth proportional to 201,341.80, 302,207.10 and 122,609.80 is: 184,033.08
Step by Step Solution
- Step 1: Write the proportion equation
201,341.80 : 302,207.10 = 122,609.80 : x - Step 2: Convert to fraction form
201,341.80/302,207.10 = 122,609.80/x - Step 3: Cross multiply
201,341.80x = 302,207.10 × 122,609.80 - Step 4: Simplify right side
201,341.80x = 37,053,552,089.58 - Step 5: Solve for x
x = 37,053,552,089.58/201,341.80 - Step 6: Final answer
x = 184,033.08
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1.5x scale
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.