Finding the Fourth Proportional to 134,450.20, 201,675.30 and 84,683.80
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Solution
The fourth proportional to 134,450.20, 201,675.30 and 84,683.80 is: 127,025.70
Step by Step Solution
- Step 1: Write the proportion equation
134,450.20 : 201,675.30 = 84,683.80 : x - Step 2: Convert to fraction form
134,450.20/201,675.30 = 84,683.80/x - Step 3: Cross multiply
134,450.20x = 201,675.30 × 84,683.80 - Step 4: Simplify right side
134,450.20x = 17,078,630,770.14 - Step 5: Solve for x
x = 17,078,630,770.14/134,450.20 - Step 6: Final answer
x = 127,025.70
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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.