Finding the Third Proportional to 121,399.75 and 183,792.75
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Solution
The third proportional to 121,399.75 and 183,792.75 is: 278,252.43
Step by Step Solution
- Step 1: Write the proportion equation
121,399.75 : 183,792.75 = 183,792.75 : x - Step 2: Convert to fraction form
121,399.75/183,792.75 = 183,792.75/x - Step 3: Cross multiply
121,399.75x = 183,792.75 × 183,792.75 - Step 4: Simplify right side
121,399.75x = 33,779,774,952.56 - Step 5: Solve for x
x = 33,779,774,952.56/121,399.75 - Step 6: Final answer
x = 278,252.43
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.