Finding the Fourth Proportional to 83,385.96, 125,102.33 and 33,501.09
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Solution
The fourth proportional to 83,385.96, 125,102.33 and 33,501.09 is: 50,261.03
Step by Step Solution
- Step 1: Write the proportion equation
83,385.96 : 125,102.33 = 33,501.09 : x - Step 2: Convert to fraction form
83,385.96/125,102.33 = 33,501.09/x - Step 3: Cross multiply
83,385.96x = 125,102.33 × 33,501.09 - Step 4: Simplify right side
83,385.96x = 4,191,064,249.03 - Step 5: Solve for x
x = 4,191,064,249.03/83,385.96 - Step 6: Final answer
x = 50,261.03
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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.