Finding the Fourth Proportional to 275,242.18, 412,764.14 and 95,278.70
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Solution
The fourth proportional to 275,242.18, 412,764.14 and 95,278.70 is: 142,883.74
Step by Step Solution
- Step 1: Write the proportion equation
275,242.18 : 412,764.14 = 95,278.70 : x - Step 2: Convert to fraction form
275,242.18/412,764.14 = 95,278.70/x - Step 3: Cross multiply
275,242.18x = 412,764.14 × 95,278.70 - Step 4: Simplify right side
275,242.18x = 39,327,632,094.59 - Step 5: Solve for x
x = 39,327,632,094.59/275,242.18 - Step 6: Final answer
x = 142,883.74
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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.