Finding the Third Proportional to 69,280.88 and 149,244.75
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Solution
The third proportional to 69,280.88 and 149,244.75 is: 321,502.80
Step by Step Solution
- Step 1: Write the proportion equation
69,280.88 : 149,244.75 = 149,244.75 : x - Step 2: Convert to fraction form
69,280.88/149,244.75 = 149,244.75/x - Step 3: Cross multiply
69,280.88x = 149,244.75 × 149,244.75 - Step 4: Simplify right side
69,280.88x = 22,273,995,402.56 - Step 5: Solve for x
x = 22,273,995,402.56/69,280.88 - Step 6: Final answer
x = 321,502.80
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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.