Finding the Third Proportional to 55,392.75 and 121,857.75
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Solution
The third proportional to 55,392.75 and 121,857.75 is: 268,073.19
Step by Step Solution
- Step 1: Write the proportion equation
55,392.75 : 121,857.75 = 121,857.75 : x - Step 2: Convert to fraction form
55,392.75/121,857.75 = 121,857.75/x - Step 3: Cross multiply
55,392.75x = 121,857.75 × 121,857.75 - Step 4: Simplify right side
55,392.75x = 14,849,311,235.06 - Step 5: Solve for x
x = 14,849,311,235.06/55,392.75 - Step 6: Final answer
x = 268,073.19
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.