Finding the Third Proportional to 122,322.75 and 172,257.75
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Solution
The third proportional to 122,322.75 and 172,257.75 is: 242,577.38
Step by Step Solution
- Step 1: Write the proportion equation
122,322.75 : 172,257.75 = 172,257.75 : x - Step 2: Convert to fraction form
122,322.75/172,257.75 = 172,257.75/x - Step 3: Cross multiply
122,322.75x = 172,257.75 × 172,257.75 - Step 4: Simplify right side
122,322.75x = 29,672,732,435.06 - Step 5: Solve for x
x = 29,672,732,435.06/122,322.75 - Step 6: Final answer
x = 242,577.38
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These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.