Finding the Fourth Proportional to 201,363.60, 302,081.82 and 82,969.08
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Solution
The fourth proportional to 201,363.60, 302,081.82 and 82,969.08 is: 124,468.63
Step by Step Solution
- Step 1: Write the proportion equation
201,363.60 : 302,081.82 = 82,969.08 : x - Step 2: Convert to fraction form
201,363.60/302,081.82 = 82,969.08/x - Step 3: Cross multiply
201,363.60x = 302,081.82 × 82,969.08 - Step 4: Simplify right side
201,363.60x = 25,063,450,690.13 - Step 5: Solve for x
x = 25,063,450,690.13/201,363.60 - Step 6: Final answer
x = 124,468.63
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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.