Finding the Fourth Proportional to 180,646.16, 270,821.21 and 68,262.44
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Solution
The fourth proportional to 180,646.16, 270,821.21 and 68,262.44 is: 102,337.72
Step by Step Solution
- Step 1: Write the proportion equation
180,646.16 : 270,821.21 = 68,262.44 : x - Step 2: Convert to fraction form
180,646.16/270,821.21 = 68,262.44/x - Step 3: Cross multiply
180,646.16x = 270,821.21 × 68,262.44 - Step 4: Simplify right side
180,646.16x = 18,486,914,902.93 - Step 5: Solve for x
x = 18,486,914,902.93/180,646.16 - Step 6: Final answer
x = 102,337.72
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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.