Finding the Third Proportional to 76,268.25 and 115,387.88
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Solution
The third proportional to 76,268.25 and 115,387.88 is: 174,572.80
Step by Step Solution
- Step 1: Write the proportion equation
76,268.25 : 115,387.88 = 115,387.88 : x - Step 2: Convert to fraction form
76,268.25/115,387.88 = 115,387.88/x - Step 3: Cross multiply
76,268.25x = 115,387.88 × 115,387.88 - Step 4: Simplify right side
76,268.25x = 13,314,361,697.02 - Step 5: Solve for x
x = 13,314,361,697.02/76,268.25 - Step 6: Final answer
x = 174,572.80
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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.