Finding the Third Proportional to 102,120.75 and 157,487.63
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Solution
The third proportional to 102,120.75 and 157,487.63 is: 242,872.80
Step by Step Solution
- Step 1: Write the proportion equation
102,120.75 : 157,487.63 = 157,487.63 : x - Step 2: Convert to fraction form
102,120.75/157,487.63 = 157,487.63/x - Step 3: Cross multiply
102,120.75x = 157,487.63 × 157,487.63 - Step 4: Simplify right side
102,120.75x = 24,802,352,028.14 - Step 5: Solve for x
x = 24,802,352,028.14/102,120.75 - Step 6: Final answer
x = 242,872.80
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.