Finding the Fourth Proportional to 134,519.20, 201,778.80 and 41,024.80
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Solution
The fourth proportional to 134,519.20, 201,778.80 and 41,024.80 is: 61,537.20
Step by Step Solution
- Step 1: Write the proportion equation
134,519.20 : 201,778.80 = 41,024.80 : x - Step 2: Convert to fraction form
134,519.20/201,778.80 = 41,024.80/x - Step 3: Cross multiply
134,519.20x = 201,778.80 × 41,024.80 - Step 4: Simplify right side
134,519.20x = 8,277,934,914.24 - Step 5: Solve for x
x = 8,277,934,914.24/134,519.20 - Step 6: Final answer
x = 61,537.20
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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.