Finding the Fourth Proportional to 67,758.49, 101,672.43 and 32,259.97
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Solution
The fourth proportional to 67,758.49, 101,672.43 and 32,259.97 is: 48,406.47
Step by Step Solution
- Step 1: Write the proportion equation
67,758.49 : 101,672.43 = 32,259.97 : x - Step 2: Convert to fraction form
67,758.49/101,672.43 = 32,259.97/x - Step 3: Cross multiply
67,758.49x = 101,672.43 × 32,259.97 - Step 4: Simplify right side
67,758.49x = 3,279,949,541.63 - Step 5: Solve for x
x = 3,279,949,541.63/67,758.49 - Step 6: Final answer
x = 48,406.47
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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.