Finding the Fourth Proportional to 67,970.20, 101,955.12 and 44,591.08
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Solution
The fourth proportional to 67,970.20, 101,955.12 and 44,591.08 is: 66,886.50
Step by Step Solution
- Step 1: Write the proportion equation
67,970.20 : 101,955.12 = 44,591.08 : x - Step 2: Convert to fraction form
67,970.20/101,955.12 = 44,591.08/x - Step 3: Cross multiply
67,970.20x = 101,955.12 × 44,591.08 - Step 4: Simplify right side
67,970.20x = 4,546,288,912.33 - Step 5: Solve for x
x = 4,546,288,912.33/67,970.20 - Step 6: Final answer
x = 66,886.50
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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.