Finding the Third Proportional to 138,183.47 and 292,975.31
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Solution
The third proportional to 138,183.47 and 292,975.31 is: 621,163.55
Step by Step Solution
- Step 1: Write the proportion equation
138,183.47 : 292,975.31 = 292,975.31 : x - Step 2: Convert to fraction form
138,183.47/292,975.31 = 292,975.31/x - Step 3: Cross multiply
138,183.47x = 292,975.31 × 292,975.31 - Step 4: Simplify right side
138,183.47x = 85,834,533,734.47 - Step 5: Solve for x
x = 85,834,533,734.47/138,183.47 - Step 6: Final answer
x = 621,163.55
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These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.