Finding the Third Proportional to 155,202.75 and 243,624.75
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Solution
The third proportional to 155,202.75 and 243,624.75 is: 382,422.47
Step by Step Solution
- Step 1: Write the proportion equation
155,202.75 : 243,624.75 = 243,624.75 : x - Step 2: Convert to fraction form
155,202.75/243,624.75 = 243,624.75/x - Step 3: Cross multiply
155,202.75x = 243,624.75 × 243,624.75 - Step 4: Simplify right side
155,202.75x = 59,353,018,812.56 - Step 5: Solve for x
x = 59,353,018,812.56/155,202.75 - Step 6: Final answer
x = 382,422.47
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.