Finding the Third Proportional to 69,529.50 and 149,541.75
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Solution
The third proportional to 69,529.50 and 149,541.75 is: 321,629.45
Step by Step Solution
- Step 1: Write the proportion equation
69,529.50 : 149,541.75 = 149,541.75 : x - Step 2: Convert to fraction form
69,529.50/149,541.75 = 149,541.75/x - Step 3: Cross multiply
69,529.50x = 149,541.75 × 149,541.75 - Step 4: Simplify right side
69,529.50x = 22,362,734,993.06 - Step 5: Solve for x
x = 22,362,734,993.06/69,529.50 - Step 6: Final answer
x = 321,629.45
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.