Finding the Fourth Proportional to 134,406.20, 201,733.84 and 67,892.95
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Solution
The fourth proportional to 134,406.20, 201,733.84 and 67,892.95 is: 101,902.33
Step by Step Solution
- Step 1: Write the proportion equation
134,406.20 : 201,733.84 = 67,892.95 : x - Step 2: Convert to fraction form
134,406.20/201,733.84 = 67,892.95/x - Step 3: Cross multiply
134,406.20x = 201,733.84 × 67,892.95 - Step 4: Simplify right side
134,406.20x = 13,696,305,849.46 - Step 5: Solve for x
x = 13,696,305,849.46/134,406.20 - Step 6: Final answer
x = 101,902.33
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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.