Finding the Fourth Proportional to 244,883.70, 337,947.97 and 135,989.87
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Solution
The fourth proportional to 244,883.70, 337,947.97 and 135,989.87 is: 187,670.72
Step by Step Solution
- Step 1: Write the proportion equation
244,883.70 : 337,947.97 = 135,989.87 : x - Step 2: Convert to fraction form
244,883.70/337,947.97 = 135,989.87/x - Step 3: Cross multiply
244,883.70x = 337,947.97 × 135,989.87 - Step 4: Simplify right side
244,883.70x = 45,957,500,507.06 - Step 5: Solve for x
x = 45,957,500,507.06/244,883.70 - Step 6: Final answer
x = 187,670.72
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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.