Finding the Fourth Proportional to 122,010.10, 182,776.79 and 84,052.67
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Solution
The fourth proportional to 122,010.10, 182,776.79 and 84,052.67 is: 125,914.80
Step by Step Solution
- Step 1: Write the proportion equation
122,010.10 : 182,776.79 = 84,052.67 : x - Step 2: Convert to fraction form
122,010.10/182,776.79 = 84,052.67/x - Step 3: Cross multiply
122,010.10x = 182,776.79 × 84,052.67 - Step 4: Simplify right side
122,010.10x = 15,362,877,065.10 - Step 5: Solve for x
x = 15,362,877,065.10/122,010.10 - Step 6: Final answer
x = 125,914.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.