Finding the Fourth Proportional to 107,214.44, 160,760.13 and 40,612.09
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Solution
The fourth proportional to 107,214.44, 160,760.13 and 40,612.09 is: 60,894.83
Step by Step Solution
- Step 1: Write the proportion equation
107,214.44 : 160,760.13 = 40,612.09 : x - Step 2: Convert to fraction form
107,214.44/160,760.13 = 40,612.09/x - Step 3: Cross multiply
107,214.44x = 160,760.13 × 40,612.09 - Step 4: Simplify right side
107,214.44x = 6,528,804,867.97 - Step 5: Solve for x
x = 6,528,804,867.97/107,214.44 - Step 6: Final answer
x = 60,894.83
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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.