Finding the Third Proportional to 68,330.25 and 149,820.75
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Solution
The third proportional to 68,330.25 and 149,820.75 is: 328,496.63
Step by Step Solution
- Step 1: Write the proportion equation
68,330.25 : 149,820.75 = 149,820.75 : x - Step 2: Convert to fraction form
68,330.25/149,820.75 = 149,820.75/x - Step 3: Cross multiply
68,330.25x = 149,820.75 × 149,820.75 - Step 4: Simplify right side
68,330.25x = 22,446,257,130.56 - Step 5: Solve for x
x = 22,446,257,130.56/68,330.25 - Step 6: Final answer
x = 328,496.63
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.