Finding the Third Proportional to 152,122.22 and 236,487.09
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Solution
The third proportional to 152,122.22 and 236,487.09 is: 367,639.56
Step by Step Solution
- Step 1: Write the proportion equation
152,122.22 : 236,487.09 = 236,487.09 : x - Step 2: Convert to fraction form
152,122.22/236,487.09 = 236,487.09/x - Step 3: Cross multiply
152,122.22x = 236,487.09 × 236,487.09 - Step 4: Simplify right side
152,122.22x = 55,926,145,510.32 - Step 5: Solve for x
x = 55,926,145,510.32/152,122.22 - Step 6: Final answer
x = 367,639.56
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.