Finding the Fourth Proportional to 202,385.70, 302,800.95 and 132,401.70
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Solution
The fourth proportional to 202,385.70, 302,800.95 and 132,401.70 is: 198,093.84
Step by Step Solution
- Step 1: Write the proportion equation
202,385.70 : 302,800.95 = 132,401.70 : x - Step 2: Convert to fraction form
202,385.70/302,800.95 = 132,401.70/x - Step 3: Cross multiply
202,385.70x = 302,800.95 × 132,401.70 - Step 4: Simplify right side
202,385.70x = 40,091,360,541.62 - Step 5: Solve for x
x = 40,091,360,541.62/202,385.70 - Step 6: Final answer
x = 198,093.84
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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.