Finding the Fourth Proportional to 88,382.53, 121,967.67 and 48,096.28
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Solution
The fourth proportional to 88,382.53, 121,967.67 and 48,096.28 is: 66,372.75
Step by Step Solution
- Step 1: Write the proportion equation
88,382.53 : 121,967.67 = 48,096.28 : x - Step 2: Convert to fraction form
88,382.53/121,967.67 = 48,096.28/x - Step 3: Cross multiply
88,382.53x = 121,967.67 × 48,096.28 - Step 4: Simplify right side
88,382.53x = 5,866,191,207.27 - Step 5: Solve for x
x = 5,866,191,207.27/88,382.53 - Step 6: Final answer
x = 66,372.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.