Finding the Third Proportional to 63,468.19 and 139,391.63
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Solution
The third proportional to 63,468.19 and 139,391.63 is: 306,138.02
Step by Step Solution
- Step 1: Write the proportion equation
63,468.19 : 139,391.63 = 139,391.63 : x - Step 2: Convert to fraction form
63,468.19/139,391.63 = 139,391.63/x - Step 3: Cross multiply
63,468.19x = 139,391.63 × 139,391.63 - Step 4: Simplify right side
63,468.19x = 19,430,025,120.14 - Step 5: Solve for x
x = 19,430,025,120.14/63,468.19 - Step 6: Final answer
x = 306,138.02
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.