Finding the Third Proportional to 63,126.50 and 138,129.75
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Solution
The third proportional to 63,126.50 and 138,129.75 is: 302,247.52
Step by Step Solution
- Step 1: Write the proportion equation
63,126.50 : 138,129.75 = 138,129.75 : x - Step 2: Convert to fraction form
63,126.50/138,129.75 = 138,129.75/x - Step 3: Cross multiply
63,126.50x = 138,129.75 × 138,129.75 - Step 4: Simplify right side
63,126.50x = 19,079,827,835.06 - Step 5: Solve for x
x = 19,079,827,835.06/63,126.50 - Step 6: Final answer
x = 302,247.52
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.