Finding the Fourth Proportional to 89,856.62, 134,734.34 and 29,852.99
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Solution
The fourth proportional to 89,856.62, 134,734.34 and 29,852.99 is: 44,762.67
Step by Step Solution
- Step 1: Write the proportion equation
89,856.62 : 134,734.34 = 29,852.99 : x - Step 2: Convert to fraction form
89,856.62/134,734.34 = 29,852.99/x - Step 3: Cross multiply
89,856.62x = 134,734.34 × 29,852.99 - Step 4: Simplify right side
89,856.62x = 4,022,222,305.64 - Step 5: Solve for x
x = 4,022,222,305.64/89,856.62 - Step 6: Final answer
x = 44,762.67
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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.