Finding the Third Proportional to 63,971.75 and 135,324.75
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Solution
The third proportional to 63,971.75 and 135,324.75 is: 286,263.67
Step by Step Solution
- Step 1: Write the proportion equation
63,971.75 : 135,324.75 = 135,324.75 : x - Step 2: Convert to fraction form
63,971.75/135,324.75 = 135,324.75/x - Step 3: Cross multiply
63,971.75x = 135,324.75 × 135,324.75 - Step 4: Simplify right side
63,971.75x = 18,312,787,962.56 - Step 5: Solve for x
x = 18,312,787,962.56/63,971.75 - Step 6: Final answer
x = 286,263.67
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.