Finding the Fourth Proportional to 176,220.20, 243,184.09 and 95,647.70
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Solution
The fourth proportional to 176,220.20, 243,184.09 and 95,647.70 is: 131,993.94
Step by Step Solution
- Step 1: Write the proportion equation
176,220.20 : 243,184.09 = 95,647.70 : x - Step 2: Convert to fraction form
176,220.20/243,184.09 = 95,647.70/x - Step 3: Cross multiply
176,220.20x = 243,184.09 × 95,647.70 - Step 4: Simplify right side
176,220.20x = 23,259,998,885.09 - Step 5: Solve for x
x = 23,259,998,885.09/176,220.20 - Step 6: Final answer
x = 131,993.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.