Finding the Fourth Proportional to 134,874.10, 202,311.15 and 92,883.70
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Solution
The fourth proportional to 134,874.10, 202,311.15 and 92,883.70 is: 139,325.55
Step by Step Solution
- Step 1: Write the proportion equation
134,874.10 : 202,311.15 = 92,883.70 : x - Step 2: Convert to fraction form
134,874.10/202,311.15 = 92,883.70/x - Step 3: Cross multiply
134,874.10x = 202,311.15 × 92,883.70 - Step 4: Simplify right side
134,874.10x = 18,791,408,163.26 - Step 5: Solve for x
x = 18,791,408,163.26/134,874.10 - Step 6: Final answer
x = 139,325.55
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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.