Finding the Fourth Proportional to 214,769.22, 296,420.16 and 124,112.70
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Solution
The fourth proportional to 214,769.22, 296,420.16 and 124,112.70 is: 171,297.85
Step by Step Solution
- Step 1: Write the proportion equation
214,769.22 : 296,420.16 = 124,112.70 : x - Step 2: Convert to fraction form
214,769.22/296,420.16 = 124,112.70/x - Step 3: Cross multiply
214,769.22x = 296,420.16 × 124,112.70 - Step 4: Simplify right side
214,769.22x = 36,789,506,392.03 - Step 5: Solve for x
x = 36,789,506,392.03/214,769.22 - Step 6: Final answer
x = 171,297.85
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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.