Finding the Fourth Proportional to 180,178.97, 270,364.70 and 116,984.12
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Solution
The fourth proportional to 180,178.97, 270,364.70 and 116,984.12 is: 175,538.67
Step by Step Solution
- Step 1: Write the proportion equation
180,178.97 : 270,364.70 = 116,984.12 : x - Step 2: Convert to fraction form
180,178.97/270,364.70 = 116,984.12/x - Step 3: Cross multiply
180,178.97x = 270,364.70 × 116,984.12 - Step 4: Simplify right side
180,178.97x = 31,628,375,449.20 - Step 5: Solve for x
x = 31,628,375,449.20/180,178.97 - Step 6: Final answer
x = 175,538.67
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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.