Finding the Fourth Proportional to 106,851.28, 160,273.08 and 40,301.68
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Solution
The fourth proportional to 106,851.28, 160,273.08 and 40,301.68 is: 60,451.07
Step by Step Solution
- Step 1: Write the proportion equation
106,851.28 : 160,273.08 = 40,301.68 : x - Step 2: Convert to fraction form
106,851.28/160,273.08 = 40,301.68/x - Step 3: Cross multiply
106,851.28x = 160,273.08 × 40,301.68 - Step 4: Simplify right side
106,851.28x = 6,459,274,382.77 - Step 5: Solve for x
x = 6,459,274,382.77/106,851.28 - Step 6: Final answer
x = 60,451.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.