Finding the Third Proportional to 103,298.63 and 212,145.75
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Solution
The third proportional to 103,298.63 and 212,145.75 is: 435,686.53
Step by Step Solution
- Step 1: Write the proportion equation
103,298.63 : 212,145.75 = 212,145.75 : x - Step 2: Convert to fraction form
103,298.63/212,145.75 = 212,145.75/x - Step 3: Cross multiply
103,298.63x = 212,145.75 × 212,145.75 - Step 4: Simplify right side
103,298.63x = 45,005,819,243.06 - Step 5: Solve for x
x = 45,005,819,243.06/103,298.63 - Step 6: Final answer
x = 435,686.53
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.