Finding the Fourth Proportional to 201,408.92, 277,938.76 and 110,764.88
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Solution
The fourth proportional to 201,408.92, 277,938.76 and 110,764.88 is: 152,852.49
Step by Step Solution
- Step 1: Write the proportion equation
201,408.92 : 277,938.76 = 110,764.88 : x - Step 2: Convert to fraction form
201,408.92/277,938.76 = 110,764.88/x - Step 3: Cross multiply
201,408.92x = 277,938.76 × 110,764.88 - Step 4: Simplify right side
201,408.92x = 30,785,854,779.15 - Step 5: Solve for x
x = 30,785,854,779.15/201,408.92 - Step 6: Final answer
x = 152,852.49
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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.