Finding the Fourth Proportional to 75,800.94, 104,603.97 and 41,812.53
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Solution
The fourth proportional to 75,800.94, 104,603.97 and 41,812.53 is: 57,700.56
Step by Step Solution
- Step 1: Write the proportion equation
75,800.94 : 104,603.97 = 41,812.53 : x - Step 2: Convert to fraction form
75,800.94/104,603.97 = 41,812.53/x - Step 3: Cross multiply
75,800.94x = 104,603.97 × 41,812.53 - Step 4: Simplify right side
75,800.94x = 4,373,756,633.74 - Step 5: Solve for x
x = 4,373,756,633.74/75,800.94 - Step 6: Final answer
x = 57,700.56
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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.