Finding the Third Proportional to 103,609.13 and 221,919.75
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Solution
The third proportional to 103,609.13 and 221,919.75 is: 475,328.55
Step by Step Solution
- Step 1: Write the proportion equation
103,609.13 : 221,919.75 = 221,919.75 : x - Step 2: Convert to fraction form
103,609.13/221,919.75 = 221,919.75/x - Step 3: Cross multiply
103,609.13x = 221,919.75 × 221,919.75 - Step 4: Simplify right side
103,609.13x = 49,248,375,440.06 - Step 5: Solve for x
x = 49,248,375,440.06/103,609.13 - Step 6: Final answer
x = 475,328.55
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.