Finding the Fourth Proportional to 83,166.68, 124,749.86 and 33,258.44
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Solution
The fourth proportional to 83,166.68, 124,749.86 and 33,258.44 is: 49,887.60
Step by Step Solution
- Step 1: Write the proportion equation
83,166.68 : 124,749.86 = 33,258.44 : x - Step 2: Convert to fraction form
83,166.68/124,749.86 = 33,258.44/x - Step 3: Cross multiply
83,166.68x = 124,749.86 × 33,258.44 - Step 4: Simplify right side
83,166.68x = 4,148,985,879.40 - Step 5: Solve for x
x = 4,148,985,879.40/83,166.68 - Step 6: Final answer
x = 49,887.60
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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.