Finding the Fourth Proportional to 195,126.05, 269,279.21 and 110,241.29
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Solution
The fourth proportional to 195,126.05, 269,279.21 and 110,241.29 is: 152,135.96
Step by Step Solution
- Step 1: Write the proportion equation
195,126.05 : 269,279.21 = 110,241.29 : x - Step 2: Convert to fraction form
195,126.05/269,279.21 = 110,241.29/x - Step 3: Cross multiply
195,126.05x = 269,279.21 × 110,241.29 - Step 4: Simplify right side
195,126.05x = 29,685,688,429.38 - Step 5: Solve for x
x = 29,685,688,429.38/195,126.05 - Step 6: Final answer
x = 152,135.96
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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.