Finding the Fourth Proportional to 107,138.03, 160,708.62 and 40,560.28
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Solution
The fourth proportional to 107,138.03, 160,708.62 and 40,560.28 is: 60,841.02
Step by Step Solution
- Step 1: Write the proportion equation
107,138.03 : 160,708.62 = 40,560.28 : x - Step 2: Convert to fraction form
107,138.03/160,708.62 = 40,560.28/x - Step 3: Cross multiply
107,138.03x = 160,708.62 × 40,560.28 - Step 4: Simplify right side
107,138.03x = 6,518,386,375.94 - Step 5: Solve for x
x = 6,518,386,375.94/107,138.03 - Step 6: Final answer
x = 60,841.02
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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.