Finding the Fourth Proportional to 201,364.60, 301,701.30 and 131,207.80
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Solution
The fourth proportional to 201,364.60, 301,701.30 and 131,207.80 is: 196,586.51
Step by Step Solution
- Step 1: Write the proportion equation
201,364.60 : 301,701.30 = 131,207.80 : x - Step 2: Convert to fraction form
201,364.60/301,701.30 = 131,207.80/x - Step 3: Cross multiply
201,364.60x = 301,701.30 × 131,207.80 - Step 4: Simplify right side
201,364.60x = 39,585,563,830.14 - Step 5: Solve for x
x = 39,585,563,830.14/201,364.60 - Step 6: Final answer
x = 196,586.51
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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.