Finding the Fourth Proportional to 171,699.87, 236,970.03 and 95,235.99
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Solution
The fourth proportional to 171,699.87, 236,970.03 and 95,235.99 is: 131,439.09
Step by Step Solution
- Step 1: Write the proportion equation
171,699.87 : 236,970.03 = 95,235.99 : x - Step 2: Convert to fraction form
171,699.87/236,970.03 = 95,235.99/x - Step 3: Cross multiply
171,699.87x = 236,970.03 × 95,235.99 - Step 4: Simplify right side
171,699.87x = 22,568,075,407.38 - Step 5: Solve for x
x = 22,568,075,407.38/171,699.87 - Step 6: Final answer
x = 131,439.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.