Finding the Fourth Proportional to 134,281.79, 201,450.97 and 39,504.05
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Solution
The fourth proportional to 134,281.79, 201,450.97 and 39,504.05 is: 59,264.40
Step by Step Solution
- Step 1: Write the proportion equation
134,281.79 : 201,450.97 = 39,504.05 : x - Step 2: Convert to fraction form
134,281.79/201,450.97 = 39,504.05/x - Step 3: Cross multiply
134,281.79x = 201,450.97 × 39,504.05 - Step 4: Simplify right side
134,281.79x = 7,958,129,191.43 - Step 5: Solve for x
x = 7,958,129,191.43/134,281.79 - Step 6: Final answer
x = 59,264.40
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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.