Finding the Third Proportional to 145,139.75 and 219,896.75
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Solution
The third proportional to 145,139.75 and 219,896.75 is: 333,158.77
Step by Step Solution
- Step 1: Write the proportion equation
145,139.75 : 219,896.75 = 219,896.75 : x - Step 2: Convert to fraction form
145,139.75/219,896.75 = 219,896.75/x - Step 3: Cross multiply
145,139.75x = 219,896.75 × 219,896.75 - Step 4: Simplify right side
145,139.75x = 48,354,580,660.56 - Step 5: Solve for x
x = 48,354,580,660.56/145,139.75 - Step 6: Final answer
x = 333,158.77
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.