Finding the Third Proportional to 56,409.75 and 120,129.75
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Solution
The third proportional to 56,409.75 and 120,129.75 is: 255,827.35
Step by Step Solution
- Step 1: Write the proportion equation
56,409.75 : 120,129.75 = 120,129.75 : x - Step 2: Convert to fraction form
56,409.75/120,129.75 = 120,129.75/x - Step 3: Cross multiply
56,409.75x = 120,129.75 × 120,129.75 - Step 4: Simplify right side
56,409.75x = 14,431,156,835.06 - Step 5: Solve for x
x = 14,431,156,835.06/56,409.75 - Step 6: Final answer
x = 255,827.35
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.