Finding the Third Proportional to 75,135.75 and 105,048.75
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Solution
The third proportional to 75,135.75 and 105,048.75 is: 146,870.70
Step by Step Solution
- Step 1: Write the proportion equation
75,135.75 : 105,048.75 = 105,048.75 : x - Step 2: Convert to fraction form
75,135.75/105,048.75 = 105,048.75/x - Step 3: Cross multiply
75,135.75x = 105,048.75 × 105,048.75 - Step 4: Simplify right side
75,135.75x = 11,035,239,876.56 - Step 5: Solve for x
x = 11,035,239,876.56/75,135.75 - Step 6: Final answer
x = 146,870.70
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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.