Finding the Third Proportional to 79,520.25 and 121,827.75
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Solution
The third proportional to 79,520.25 and 121,827.75 is: 186,644.29
Step by Step Solution
- Step 1: Write the proportion equation
79,520.25 : 121,827.75 = 121,827.75 : x - Step 2: Convert to fraction form
79,520.25/121,827.75 = 121,827.75/x - Step 3: Cross multiply
79,520.25x = 121,827.75 × 121,827.75 - Step 4: Simplify right side
79,520.25x = 14,842,000,670.06 - Step 5: Solve for x
x = 14,842,000,670.06/79,520.25 - Step 6: Final answer
x = 186,644.29
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.