Finding the Third Proportional to 138,615.75 and 201,462.75
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Solution
The third proportional to 138,615.75 and 201,462.75 is: 292,803.95
Step by Step Solution
- Step 1: Write the proportion equation
138,615.75 : 201,462.75 = 201,462.75 : x - Step 2: Convert to fraction form
138,615.75/201,462.75 = 201,462.75/x - Step 3: Cross multiply
138,615.75x = 201,462.75 × 201,462.75 - Step 4: Simplify right side
138,615.75x = 40,587,239,637.56 - Step 5: Solve for x
x = 40,587,239,637.56/138,615.75 - Step 6: Final answer
x = 292,803.95
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These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.