Finding the Third Proportional to 55,423.62 and 121,918.92
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Solution
The third proportional to 55,423.62 and 121,918.92 is: 268,192.95
Step by Step Solution
- Step 1: Write the proportion equation
55,423.62 : 121,918.92 = 121,918.92 : x - Step 2: Convert to fraction form
55,423.62/121,918.92 = 121,918.92/x - Step 3: Cross multiply
55,423.62x = 121,918.92 × 121,918.92 - Step 4: Simplify right side
55,423.62x = 14,864,223,511.16 - Step 5: Solve for x
x = 14,864,223,511.16/55,423.62 - Step 6: Final answer
x = 268,192.95
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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.