Finding the Third Proportional to 122,352.19 and 172,302.19
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Solution
The third proportional to 122,352.19 and 172,302.19 is: 242,644.16
Step by Step Solution
- Step 1: Write the proportion equation
122,352.19 : 172,302.19 = 172,302.19 : x - Step 2: Convert to fraction form
122,352.19/172,302.19 = 172,302.19/x - Step 3: Cross multiply
122,352.19x = 172,302.19 × 172,302.19 - Step 4: Simplify right side
122,352.19x = 29,688,043,817.29 - Step 5: Solve for x
x = 29,688,043,817.29/122,352.19 - Step 6: Final answer
x = 242,644.16
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.