Finding the Fourth Proportional to 179,237.40, 268,847.19 and 66,908.99
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Solution
The fourth proportional to 179,237.40, 268,847.19 and 66,908.99 is: 100,360.15
Step by Step Solution
- Step 1: Write the proportion equation
179,237.40 : 268,847.19 = 66,908.99 : x - Step 2: Convert to fraction form
179,237.40/268,847.19 = 66,908.99/x - Step 3: Cross multiply
179,237.40x = 268,847.19 × 66,908.99 - Step 4: Simplify right side
179,237.40x = 17,988,292,603.00 - Step 5: Solve for x
x = 17,988,292,603.00/179,237.40 - Step 6: Final answer
x = 100,360.15
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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.