Finding the Third Proportional to 76,658.06 and 107,421.19
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Solution
The third proportional to 76,658.06 and 107,421.19 is: 150,529.65
Step by Step Solution
- Step 1: Write the proportion equation
76,658.06 : 107,421.19 = 107,421.19 : x - Step 2: Convert to fraction form
76,658.06/107,421.19 = 107,421.19/x - Step 3: Cross multiply
76,658.06x = 107,421.19 × 107,421.19 - Step 4: Simplify right side
76,658.06x = 11,539,311,523.91 - Step 5: Solve for x
x = 11,539,311,523.91/76,658.06 - Step 6: Final answer
x = 150,529.65
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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.