Finding the Third Proportional to 110,688.50 and 155,320.50
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Solution
The third proportional to 110,688.50 and 155,320.50 is: 217,949.09
Step by Step Solution
- Step 1: Write the proportion equation
110,688.50 : 155,320.50 = 155,320.50 : x - Step 2: Convert to fraction form
110,688.50/155,320.50 = 155,320.50/x - Step 3: Cross multiply
110,688.50x = 155,320.50 × 155,320.50 - Step 4: Simplify right side
110,688.50x = 24,124,457,720.25 - Step 5: Solve for x
x = 24,124,457,720.25/110,688.50 - Step 6: Final answer
x = 217,949.09
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.