Finding the Third Proportional to 139,137.75 and 297,951.75
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Solution
The third proportional to 139,137.75 and 297,951.75 is: 638,038.53
Step by Step Solution
- Step 1: Write the proportion equation
139,137.75 : 297,951.75 = 297,951.75 : x - Step 2: Convert to fraction form
139,137.75/297,951.75 = 297,951.75/x - Step 3: Cross multiply
139,137.75x = 297,951.75 × 297,951.75 - Step 4: Simplify right side
139,137.75x = 88,775,245,328.06 - Step 5: Solve for x
x = 88,775,245,328.06/139,137.75 - Step 6: Final answer
x = 638,038.53
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.