Finding the Fourth Proportional to 134,813.70, 202,220.55 and 92,823.30
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Solution
The fourth proportional to 134,813.70, 202,220.55 and 92,823.30 is: 139,234.95
Step by Step Solution
- Step 1: Write the proportion equation
134,813.70 : 202,220.55 = 92,823.30 : x - Step 2: Convert to fraction form
134,813.70/202,220.55 = 92,823.30/x - Step 3: Cross multiply
134,813.70x = 202,220.55 × 92,823.30 - Step 4: Simplify right side
134,813.70x = 18,770,778,778.82 - Step 5: Solve for x
x = 18,770,778,778.82/134,813.70 - Step 6: Final answer
x = 139,234.95
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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.