Finding the Third Proportional to 70,531.70 and 152,135.09
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Solution
The third proportional to 70,531.70 and 152,135.09 is: 328,151.52
Step by Step Solution
- Step 1: Write the proportion equation
70,531.70 : 152,135.09 = 152,135.09 : x - Step 2: Convert to fraction form
70,531.70/152,135.09 = 152,135.09/x - Step 3: Cross multiply
70,531.70x = 152,135.09 × 152,135.09 - Step 4: Simplify right side
70,531.70x = 23,145,084,373.21 - Step 5: Solve for x
x = 23,145,084,373.21/70,531.70 - Step 6: Final answer
x = 328,151.52
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.