Finding the Fourth Proportional to 67,461.20, 101,220.60 and 32,382.80
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Solution
The fourth proportional to 67,461.20, 101,220.60 and 32,382.80 is: 48,588.02
Step by Step Solution
- Step 1: Write the proportion equation
67,461.20 : 101,220.60 = 32,382.80 : x - Step 2: Convert to fraction form
67,461.20/101,220.60 = 32,382.80/x - Step 3: Cross multiply
67,461.20x = 101,220.60 × 32,382.80 - Step 4: Simplify right side
67,461.20x = 3,277,806,445.68 - Step 5: Solve for x
x = 3,277,806,445.68/67,461.20 - Step 6: Final answer
x = 48,588.02
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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.