Finding the Third Proportional to 89,438.50 and 121,035.75
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Solution
The third proportional to 89,438.50 and 121,035.75 is: 163,795.82
Step by Step Solution
- Step 1: Write the proportion equation
89,438.50 : 121,035.75 = 121,035.75 : x - Step 2: Convert to fraction form
89,438.50/121,035.75 = 121,035.75/x - Step 3: Cross multiply
89,438.50x = 121,035.75 × 121,035.75 - Step 4: Simplify right side
89,438.50x = 14,649,652,778.06 - Step 5: Solve for x
x = 14,649,652,778.06/89,438.50 - Step 6: Final answer
x = 163,795.82
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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.