Finding the Third Proportional to 121,402.13 and 247,621.50
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Solution
The third proportional to 121,402.13 and 247,621.50 is: 505,068.65
Step by Step Solution
- Step 1: Write the proportion equation
121,402.13 : 247,621.50 = 247,621.50 : x - Step 2: Convert to fraction form
121,402.13/247,621.50 = 247,621.50/x - Step 3: Cross multiply
121,402.13x = 247,621.50 × 247,621.50 - Step 4: Simplify right side
121,402.13x = 61,316,407,262.25 - Step 5: Solve for x
x = 61,316,407,262.25/121,402.13 - Step 6: Final answer
x = 505,068.65
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Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.