Finding the Third Proportional to 142,629.19 and 213,495.75
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Solution
The third proportional to 142,629.19 and 213,495.75 is: 319,572.99
Step by Step Solution
- Step 1: Write the proportion equation
142,629.19 : 213,495.75 = 213,495.75 : x - Step 2: Convert to fraction form
142,629.19/213,495.75 = 213,495.75/x - Step 3: Cross multiply
142,629.19x = 213,495.75 × 213,495.75 - Step 4: Simplify right side
142,629.19x = 45,580,435,268.06 - Step 5: Solve for x
x = 45,580,435,268.06/142,629.19 - Step 6: Final answer
x = 319,572.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.