Finding the Third Proportional to 121,330.13 and 263,618.63
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Solution
The third proportional to 121,330.13 and 263,618.63 is: 572,774.32
Step by Step Solution
- Step 1: Write the proportion equation
121,330.13 : 263,618.63 = 263,618.63 : x - Step 2: Convert to fraction form
121,330.13/263,618.63 = 263,618.63/x - Step 3: Cross multiply
121,330.13x = 263,618.63 × 263,618.63 - Step 4: Simplify right side
121,330.13x = 69,494,779,446.89 - Step 5: Solve for x
x = 69,494,779,446.89/121,330.13 - Step 6: Final answer
x = 572,774.32
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.