Finding the Fourth Proportional to 180,562.17, 270,695.49 and 68,178.62
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Solution
The fourth proportional to 180,562.17, 270,695.49 and 68,178.62 is: 102,212.14
Step by Step Solution
- Step 1: Write the proportion equation
180,562.17 : 270,695.49 = 68,178.62 : x - Step 2: Convert to fraction form
180,562.17/270,695.49 = 68,178.62/x - Step 3: Cross multiply
180,562.17x = 270,695.49 × 68,178.62 - Step 4: Simplify right side
180,562.17x = 18,455,645,369.49 - Step 5: Solve for x
x = 18,455,645,369.49/180,562.17 - Step 6: Final answer
x = 102,212.14
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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.