Finding the Fourth Proportional to 83,829.96, 125,717.98 and 27,657.32
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Solution
The fourth proportional to 83,829.96, 125,717.98 and 27,657.32 is: 41,477.09
Step by Step Solution
- Step 1: Write the proportion equation
83,829.96 : 125,717.98 = 27,657.32 : x - Step 2: Convert to fraction form
83,829.96/125,717.98 = 27,657.32/x - Step 3: Cross multiply
83,829.96x = 125,717.98 × 27,657.32 - Step 4: Simplify right side
83,829.96x = 3,477,022,402.61 - Step 5: Solve for x
x = 3,477,022,402.61/83,829.96 - Step 6: Final answer
x = 41,477.09
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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.