Finding the Fourth Proportional to 134,211.03, 201,168.92 and 55,282.20
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Solution
The fourth proportional to 134,211.03, 201,168.92 and 55,282.20 is: 82,862.49
Step by Step Solution
- Step 1: Write the proportion equation
134,211.03 : 201,168.92 = 55,282.20 : x - Step 2: Convert to fraction form
134,211.03/201,168.92 = 55,282.20/x - Step 3: Cross multiply
134,211.03x = 201,168.92 × 55,282.20 - Step 4: Simplify right side
134,211.03x = 11,121,060,469.22 - Step 5: Solve for x
x = 11,121,060,469.22/134,211.03 - Step 6: Final answer
x = 82,862.49
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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.